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Finding the Fourth Proportional to 160,207.88, 240,364.46 and 65,517.74

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Solution

The fourth proportional to 160,207.88, 240,364.46 and 65,517.74 is: 98,298.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,207.88 : 240,364.46 = 65,517.74 : x
  2. Step 2: Convert to fraction form
    160,207.88/240,364.46 = 65,517.74/x
  3. Step 3: Cross multiply
    160,207.88x = 240,364.46 × 65,517.74
  4. Step 4: Simplify right side
    160,207.88x = 15,748,135,382.83
  5. Step 5: Solve for x
    x = 15,748,135,382.83/160,207.88
  6. Step 6: Final answer
    x = 98,298.14

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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.