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Finding the Fourth Proportional to 79,957.40, 110,341.67 and 44,147.52

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Solution

The fourth proportional to 79,957.40, 110,341.67 and 44,147.52 is: 60,923.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,957.40 : 110,341.67 = 44,147.52 : x
  2. Step 2: Convert to fraction form
    79,957.40/110,341.67 = 44,147.52/x
  3. Step 3: Cross multiply
    79,957.40x = 110,341.67 × 44,147.52
  4. Step 4: Simplify right side
    79,957.40x = 4,871,310,862.42
  5. Step 5: Solve for x
    x = 4,871,310,862.42/79,957.40
  6. Step 6: Final answer
    x = 60,923.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.