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Finding the Fourth Proportional to 41,693.49, 57,545.72 and 38,330.99

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Solution

The fourth proportional to 41,693.49, 57,545.72 and 38,330.99 is: 52,904.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,693.49 : 57,545.72 = 38,330.99 : x
  2. Step 2: Convert to fraction form
    41,693.49/57,545.72 = 38,330.99/x
  3. Step 3: Cross multiply
    41,693.49x = 57,545.72 × 38,330.99
  4. Step 4: Simplify right side
    41,693.49x = 2,205,783,938.48
  5. Step 5: Solve for x
    x = 2,205,783,938.48/41,693.49
  6. Step 6: Final answer
    x = 52,904.76

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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.