Home / 55,699.38-83,585.52-51,194.16

Finding the Fourth Proportional to 55,699.38, 83,585.52 and 51,194.16

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Solution

The fourth proportional to 55,699.38, 83,585.52 and 51,194.16 is: 76,824.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,699.38 : 83,585.52 = 51,194.16 : x
  2. Step 2: Convert to fraction form
    55,699.38/83,585.52 = 51,194.16/x
  3. Step 3: Cross multiply
    55,699.38x = 83,585.52 × 51,194.16
  4. Step 4: Simplify right side
    55,699.38x = 4,279,090,484.56
  5. Step 5: Solve for x
    x = 4,279,090,484.56/55,699.38
  6. Step 6: Final answer
    x = 76,824.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.