Home / 42,377.85-63,587.43-17,425.38

Finding the Fourth Proportional to 42,377.85, 63,587.43 and 17,425.38

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Solution

The fourth proportional to 42,377.85, 63,587.43 and 17,425.38 is: 26,146.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,377.85 : 63,587.43 = 17,425.38 : x
  2. Step 2: Convert to fraction form
    42,377.85/63,587.43 = 17,425.38/x
  3. Step 3: Cross multiply
    42,377.85x = 63,587.43 × 17,425.38
  4. Step 4: Simplify right side
    42,377.85x = 1,108,035,130.97
  5. Step 5: Solve for x
    x = 1,108,035,130.97/42,377.85
  6. Step 6: Final answer
    x = 26,146.56

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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.