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Finding the Fourth Proportional to 160,230.92, 240,372.30 and 66,746.12

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Solution

The fourth proportional to 160,230.92, 240,372.30 and 66,746.12 is: 100,129.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,230.92 : 240,372.30 = 66,746.12 : x
  2. Step 2: Convert to fraction form
    160,230.92/240,372.30 = 66,746.12/x
  3. Step 3: Cross multiply
    160,230.92x = 240,372.30 × 66,746.12
  4. Step 4: Simplify right side
    160,230.92x = 16,043,918,380.48
  5. Step 5: Solve for x
    x = 16,043,918,380.48/160,230.92
  6. Step 6: Final answer
    x = 100,129.98

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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.