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Finding the Fourth Proportional to 160,449.59, 240,711.29 and 53,847.69

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Solution

The fourth proportional to 160,449.59, 240,711.29 and 53,847.69 is: 80,783.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,449.59 : 240,711.29 = 53,847.69 : x
  2. Step 2: Convert to fraction form
    160,449.59/240,711.29 = 53,847.69/x
  3. Step 3: Cross multiply
    160,449.59x = 240,711.29 × 53,847.69
  4. Step 4: Simplify right side
    160,449.59x = 12,961,746,847.58
  5. Step 5: Solve for x
    x = 12,961,746,847.58/160,449.59
  6. Step 6: Final answer
    x = 80,783.92

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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.