Home / 42,376.85-63,585.92-17,424.39

Finding the Fourth Proportional to 42,376.85, 63,585.92 and 17,424.39

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Solution

The fourth proportional to 42,376.85, 63,585.92 and 17,424.39 is: 26,145.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,376.85 : 63,585.92 = 17,424.39 : x
  2. Step 2: Convert to fraction form
    42,376.85/63,585.92 = 17,424.39/x
  3. Step 3: Cross multiply
    42,376.85x = 63,585.92 × 17,424.39
  4. Step 4: Simplify right side
    42,376.85x = 1,107,945,868.59
  5. Step 5: Solve for x
    x = 1,107,945,868.59/42,376.85
  6. Step 6: Final answer
    x = 26,145.07

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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.