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Finding the Fourth Proportional to 110,806.14, 152,912.52 and 60,505.14

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Solution

The fourth proportional to 110,806.14, 152,912.52 and 60,505.14 is: 83,497.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,806.14 : 152,912.52 = 60,505.14 : x
  2. Step 2: Convert to fraction form
    110,806.14/152,912.52 = 60,505.14/x
  3. Step 3: Cross multiply
    110,806.14x = 152,912.52 × 60,505.14
  4. Step 4: Simplify right side
    110,806.14x = 9,251,993,430.35
  5. Step 5: Solve for x
    x = 9,251,993,430.35/110,806.14
  6. Step 6: Final answer
    x = 83,497.12

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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.