Home / 42,257.34-63,381.86-11,092.58

Finding the Fourth Proportional to 42,257.34, 63,381.86 and 11,092.58

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Solution

The fourth proportional to 42,257.34, 63,381.86 and 11,092.58 is: 16,637.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,257.34 : 63,381.86 = 11,092.58 : x
  2. Step 2: Convert to fraction form
    42,257.34/63,381.86 = 11,092.58/x
  3. Step 3: Cross multiply
    42,257.34x = 63,381.86 × 11,092.58
  4. Step 4: Simplify right side
    42,257.34x = 703,068,352.60
  5. Step 5: Solve for x
    x = 703,068,352.60/42,257.34
  6. Step 6: Final answer
    x = 16,637.78

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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.