Home / 62,001.12-85,569.84-39,709.92

Finding the Fourth Proportional to 62,001.12, 85,569.84 and 39,709.92

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Solution

The fourth proportional to 62,001.12, 85,569.84 and 39,709.92 is: 54,805.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,001.12 : 85,569.84 = 39,709.92 : x
  2. Step 2: Convert to fraction form
    62,001.12/85,569.84 = 39,709.92/x
  3. Step 3: Cross multiply
    62,001.12x = 85,569.84 × 39,709.92
  4. Step 4: Simplify right side
    62,001.12x = 3,397,971,500.81
  5. Step 5: Solve for x
    x = 3,397,971,500.81/62,001.12
  6. Step 6: Final answer
    x = 54,805.00

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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.