Home / 42,414.68-63,617.16-11,252.36

Finding the Fourth Proportional to 42,414.68, 63,617.16 and 11,252.36

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Solution

The fourth proportional to 42,414.68, 63,617.16 and 11,252.36 is: 16,877.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,414.68 : 63,617.16 = 11,252.36 : x
  2. Step 2: Convert to fraction form
    42,414.68/63,617.16 = 11,252.36/x
  3. Step 3: Cross multiply
    42,414.68x = 63,617.16 × 11,252.36
  4. Step 4: Simplify right side
    42,414.68x = 715,843,186.50
  5. Step 5: Solve for x
    x = 715,843,186.50/42,414.68
  6. Step 6: Final answer
    x = 16,877.25

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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.