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Finding the Fourth Proportional to 110,498.76, 152,489.02 and 60,197.80

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Solution

The fourth proportional to 110,498.76, 152,489.02 and 60,197.80 is: 83,073.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,498.76 : 152,489.02 = 60,197.80 : x
  2. Step 2: Convert to fraction form
    110,498.76/152,489.02 = 60,197.80/x
  3. Step 3: Cross multiply
    110,498.76x = 152,489.02 × 60,197.80
  4. Step 4: Simplify right side
    110,498.76x = 9,179,503,528.16
  5. Step 5: Solve for x
    x = 9,179,503,528.16/110,498.76
  6. Step 6: Final answer
    x = 83,073.36

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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.