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Finding the Fourth Proportional to 110,806.97, 152,913.89 and 60,505.97

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Solution

The fourth proportional to 110,806.97, 152,913.89 and 60,505.97 is: 83,498.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,806.97 : 152,913.89 = 60,505.97 : x
  2. Step 2: Convert to fraction form
    110,806.97/152,913.89 = 60,505.97/x
  3. Step 3: Cross multiply
    110,806.97x = 152,913.89 × 60,505.97
  4. Step 4: Simplify right side
    110,806.97x = 9,252,202,627.62
  5. Step 5: Solve for x
    x = 9,252,202,627.62/110,806.97
  6. Step 6: Final answer
    x = 83,498.39

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1.5x scale

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.