Home / 42,175.88-63,232.56-25,531.98

Finding the Fourth Proportional to 42,175.88, 63,232.56 and 25,531.98

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Solution

The fourth proportional to 42,175.88, 63,232.56 and 25,531.98 is: 38,279.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,175.88 : 63,232.56 = 25,531.98 : x
  2. Step 2: Convert to fraction form
    42,175.88/63,232.56 = 25,531.98/x
  3. Step 3: Cross multiply
    42,175.88x = 63,232.56 × 25,531.98
  4. Step 4: Simplify right side
    42,175.88x = 1,614,452,457.27
  5. Step 5: Solve for x
    x = 1,614,452,457.27/42,175.88
  6. Step 6: Final answer
    x = 38,279.05

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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.