Home / 42,538.62-63,807.94-17,551.22

Finding the Fourth Proportional to 42,538.62, 63,807.94 and 17,551.22

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Solution

The fourth proportional to 42,538.62, 63,807.94 and 17,551.22 is: 26,326.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,538.62 : 63,807.94 = 17,551.22 : x
  2. Step 2: Convert to fraction form
    42,538.62/63,807.94 = 17,551.22/x
  3. Step 3: Cross multiply
    42,538.62x = 63,807.94 × 17,551.22
  4. Step 4: Simplify right side
    42,538.62x = 1,119,906,944.95
  5. Step 5: Solve for x
    x = 1,119,906,944.95/42,538.62
  6. Step 6: Final answer
    x = 26,326.83

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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.