Home / 42,239.91-63,373.94-14,162.74

Finding the Fourth Proportional to 42,239.91, 63,373.94 and 14,162.74

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Solution

The fourth proportional to 42,239.91, 63,373.94 and 14,162.74 is: 21,248.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,239.91 : 63,373.94 = 14,162.74 : x
  2. Step 2: Convert to fraction form
    42,239.91/63,373.94 = 14,162.74/x
  3. Step 3: Cross multiply
    42,239.91x = 63,373.94 × 14,162.74
  4. Step 4: Simplify right side
    42,239.91x = 897,548,635.00
  5. Step 5: Solve for x
    x = 897,548,635.00/42,239.91
  6. Step 6: Final answer
    x = 21,248.83

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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.