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Finding the Fourth Proportional to 96,294.83, 144,139.50 and 66,132.45

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Solution

The fourth proportional to 96,294.83, 144,139.50 and 66,132.45 is: 98,990.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,294.83 : 144,139.50 = 66,132.45 : x
  2. Step 2: Convert to fraction form
    96,294.83/144,139.50 = 66,132.45/x
  3. Step 3: Cross multiply
    96,294.83x = 144,139.50 × 66,132.45
  4. Step 4: Simplify right side
    96,294.83x = 9,532,298,276.78
  5. Step 5: Solve for x
    x = 9,532,298,276.78/96,294.83
  6. Step 6: Final answer
    x = 98,990.76

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1.5x scale

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.