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Finding the Fourth Proportional to 44,750.13, 67,120.80 and 15,164.47

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Solution

The fourth proportional to 44,750.13, 67,120.80 and 15,164.47 is: 22,745.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,750.13 : 67,120.80 = 15,164.47 : x
  2. Step 2: Convert to fraction form
    44,750.13/67,120.80 = 15,164.47/x
  3. Step 3: Cross multiply
    44,750.13x = 67,120.80 × 15,164.47
  4. Step 4: Simplify right side
    44,750.13x = 1,017,851,357.98
  5. Step 5: Solve for x
    x = 1,017,851,357.98/44,750.13
  6. Step 6: Final answer
    x = 22,745.22

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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.