Home / 82,645.38-114,050.62-49,111.38

Finding the Fourth Proportional to 82,645.38, 114,050.62 and 49,111.38

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Solution

The fourth proportional to 82,645.38, 114,050.62 and 49,111.38 is: 67,773.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,645.38 : 114,050.62 = 49,111.38 : x
  2. Step 2: Convert to fraction form
    82,645.38/114,050.62 = 49,111.38/x
  3. Step 3: Cross multiply
    82,645.38x = 114,050.62 × 49,111.38
  4. Step 4: Simplify right side
    82,645.38x = 5,601,183,338.06
  5. Step 5: Solve for x
    x = 5,601,183,338.06/82,645.38
  6. Step 6: Final answer
    x = 67,773.70

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Half scale
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Double scale
Find fourth proportional to 82,646.38, 114,052 and 49,112.38
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.