Home / 42,302.57-63,545.40-27,503.87

Finding the Fourth Proportional to 42,302.57, 63,545.40 and 27,503.87

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Solution

The fourth proportional to 42,302.57, 63,545.40 and 27,503.87 is: 41,315.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,302.57 : 63,545.40 = 27,503.87 : x
  2. Step 2: Convert to fraction form
    42,302.57/63,545.40 = 27,503.87/x
  3. Step 3: Cross multiply
    42,302.57x = 63,545.40 × 27,503.87
  4. Step 4: Simplify right side
    42,302.57x = 1,747,744,102.97
  5. Step 5: Solve for x
    x = 1,747,744,102.97/42,302.57
  6. Step 6: Final answer
    x = 41,315.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.