Home / 42,374.85-63,582.92-17,422.39

Finding the Fourth Proportional to 42,374.85, 63,582.92 and 17,422.39

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Solution

The fourth proportional to 42,374.85, 63,582.92 and 17,422.39 is: 26,142.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,374.85 : 63,582.92 = 17,422.39 : x
  2. Step 2: Convert to fraction form
    42,374.85/63,582.92 = 17,422.39/x
  3. Step 3: Cross multiply
    42,374.85x = 63,582.92 × 17,422.39
  4. Step 4: Simplify right side
    42,374.85x = 1,107,766,585.28
  5. Step 5: Solve for x
    x = 1,107,766,585.28/42,374.85
  6. Step 6: Final answer
    x = 26,142.08

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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.