Home / 65,557.73-90,250.98-62,545.04

Finding the Fourth Proportional to 65,557.73, 90,250.98 and 62,545.04

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Solution

The fourth proportional to 65,557.73, 90,250.98 and 62,545.04 is: 86,103.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,557.73 : 90,250.98 = 62,545.04 : x
  2. Step 2: Convert to fraction form
    65,557.73/90,250.98 = 62,545.04/x
  3. Step 3: Cross multiply
    65,557.73x = 90,250.98 × 62,545.04
  4. Step 4: Simplify right side
    65,557.73x = 5,644,751,154.14
  5. Step 5: Solve for x
    x = 5,644,751,154.14/65,557.73
  6. Step 6: Final answer
    x = 86,103.52

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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.