Home / 51,737.50-71,397.84-29,381.50

Finding the Fourth Proportional to 51,737.50, 71,397.84 and 29,381.50

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Solution

The fourth proportional to 51,737.50, 71,397.84 and 29,381.50 is: 40,546.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,737.50 : 71,397.84 = 29,381.50 : x
  2. Step 2: Convert to fraction form
    51,737.50/71,397.84 = 29,381.50/x
  3. Step 3: Cross multiply
    51,737.50x = 71,397.84 × 29,381.50
  4. Step 4: Simplify right side
    51,737.50x = 2,097,775,635.96
  5. Step 5: Solve for x
    x = 2,097,775,635.96/51,737.50
  6. Step 6: Final answer
    x = 40,546.52

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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.