Home / 63,013.55-94,536.25-18,640.13

Finding the Fourth Proportional to 63,013.55, 94,536.25 and 18,640.13

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Solution

The fourth proportional to 63,013.55, 94,536.25 and 18,640.13 is: 27,964.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,013.55 : 94,536.25 = 18,640.13 : x
  2. Step 2: Convert to fraction form
    63,013.55/94,536.25 = 18,640.13/x
  3. Step 3: Cross multiply
    63,013.55x = 94,536.25 × 18,640.13
  4. Step 4: Simplify right side
    63,013.55x = 1,762,167,470.43
  5. Step 5: Solve for x
    x = 1,762,167,470.43/63,013.55
  6. Step 6: Final answer
    x = 27,964.90

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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.