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Finding the Fourth Proportional to 156,944.88, 216,591.84 and 96,518.88

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Solution

The fourth proportional to 156,944.88, 216,591.84 and 96,518.88 is: 133,200.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,944.88 : 216,591.84 = 96,518.88 : x
  2. Step 2: Convert to fraction form
    156,944.88/216,591.84 = 96,518.88/x
  3. Step 3: Cross multiply
    156,944.88x = 216,591.84 × 96,518.88
  4. Step 4: Simplify right side
    156,944.88x = 20,905,201,813.94
  5. Step 5: Solve for x
    x = 20,905,201,813.94/156,944.88
  6. Step 6: Final answer
    x = 133,200.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.