Home / 62,189.08-85,821-33,894.76

Finding the Fourth Proportional to 62,189.08, 85,821 and 33,894.76

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Solution

The fourth proportional to 62,189.08, 85,821 and 33,894.76 is: 46,774.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,189.08 : 85,821 = 33,894.76 : x
  2. Step 2: Convert to fraction form
    62,189.08/85,821 = 33,894.76/x
  3. Step 3: Cross multiply
    62,189.08x = 85,821 × 33,894.76
  4. Step 4: Simplify right side
    62,189.08x = 2,908,882,197.96
  5. Step 5: Solve for x
    x = 2,908,882,197.96/62,189.08
  6. Step 6: Final answer
    x = 46,774.81

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Half scale
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Double scale
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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.