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Finding the Fourth Proportional to 169,000.60, 253,500.90 and 98,843.80

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Solution

The fourth proportional to 169,000.60, 253,500.90 and 98,843.80 is: 148,265.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,000.60 : 253,500.90 = 98,843.80 : x
  2. Step 2: Convert to fraction form
    169,000.60/253,500.90 = 98,843.80/x
  3. Step 3: Cross multiply
    169,000.60x = 253,500.90 × 98,843.80
  4. Step 4: Simplify right side
    169,000.60x = 25,056,992,259.42
  5. Step 5: Solve for x
    x = 25,056,992,259.42/169,000.60
  6. Step 6: Final answer
    x = 148,265.70

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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.