Home / 42,502.36-63,761.28-14,040.94

Finding the Fourth Proportional to 42,502.36, 63,761.28 and 14,040.94

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Solution

The fourth proportional to 42,502.36, 63,761.28 and 14,040.94 is: 21,063.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,502.36 : 63,761.28 = 14,040.94 : x
  2. Step 2: Convert to fraction form
    42,502.36/63,761.28 = 14,040.94/x
  3. Step 3: Cross multiply
    42,502.36x = 63,761.28 × 14,040.94
  4. Step 4: Simplify right side
    42,502.36x = 895,268,306.80
  5. Step 5: Solve for x
    x = 895,268,306.80/42,502.36
  6. Step 6: Final answer
    x = 21,063.97

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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.