Home / 53,545.05-73,892.35-29,672.12

Finding the Fourth Proportional to 53,545.05, 73,892.35 and 29,672.12

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Solution

The fourth proportional to 53,545.05, 73,892.35 and 29,672.12 is: 40,947.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,545.05 : 73,892.35 = 29,672.12 : x
  2. Step 2: Convert to fraction form
    53,545.05/73,892.35 = 29,672.12/x
  3. Step 3: Cross multiply
    53,545.05x = 73,892.35 × 29,672.12
  4. Step 4: Simplify right side
    53,545.05x = 2,192,542,898.10
  5. Step 5: Solve for x
    x = 2,192,542,898.10/53,545.05
  6. Step 6: Final answer
    x = 40,947.63

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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.