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Finding the Fourth Proportional to 96,329.70, 144,494.55 and 76,500.90

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Solution

The fourth proportional to 96,329.70, 144,494.55 and 76,500.90 is: 114,751.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,329.70 : 144,494.55 = 76,500.90 : x
  2. Step 2: Convert to fraction form
    96,329.70/144,494.55 = 76,500.90/x
  3. Step 3: Cross multiply
    96,329.70x = 144,494.55 × 76,500.90
  4. Step 4: Simplify right side
    96,329.70x = 11,053,963,120.10
  5. Step 5: Solve for x
    x = 11,053,963,120.10/96,329.70
  6. Step 6: Final answer
    x = 114,751.35

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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.