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Finding the Fourth Proportional to 67,329.60, 100,847.52 and 55,510.08

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Solution

The fourth proportional to 67,329.60, 100,847.52 and 55,510.08 is: 83,144.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,329.60 : 100,847.52 = 55,510.08 : x
  2. Step 2: Convert to fraction form
    67,329.60/100,847.52 = 55,510.08/x
  3. Step 3: Cross multiply
    67,329.60x = 100,847.52 × 55,510.08
  4. Step 4: Simplify right side
    67,329.60x = 5,598,053,903.00
  5. Step 5: Solve for x
    x = 5,598,053,903.00/67,329.60
  6. Step 6: Final answer
    x = 83,144.02

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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.