Home / 36,542.74-54,781.71-17,812.30

Finding the Fourth Proportional to 36,542.74, 54,781.71 and 17,812.30

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Solution

The fourth proportional to 36,542.74, 54,781.71 and 17,812.30 is: 26,702.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,542.74 : 54,781.71 = 17,812.30 : x
  2. Step 2: Convert to fraction form
    36,542.74/54,781.71 = 17,812.30/x
  3. Step 3: Cross multiply
    36,542.74x = 54,781.71 × 17,812.30
  4. Step 4: Simplify right side
    36,542.74x = 975,788,253.03
  5. Step 5: Solve for x
    x = 975,788,253.03/36,542.74
  6. Step 6: Final answer
    x = 26,702.66

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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.