Home / 62,087.61-85,710.65-38,234.73

Finding the Fourth Proportional to 62,087.61, 85,710.65 and 38,234.73

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Solution

The fourth proportional to 62,087.61, 85,710.65 and 38,234.73 is: 52,782.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,087.61 : 85,710.65 = 38,234.73 : x
  2. Step 2: Convert to fraction form
    62,087.61/85,710.65 = 38,234.73/x
  3. Step 3: Cross multiply
    62,087.61x = 85,710.65 × 38,234.73
  4. Step 4: Simplify right side
    62,087.61x = 3,277,123,369.70
  5. Step 5: Solve for x
    x = 3,277,123,369.70/62,087.61
  6. Step 6: Final answer
    x = 52,782.24

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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.