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Finding the Fourth Proportional to 243,497.75, 365,049.72 and 101,449.91

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Solution

The fourth proportional to 243,497.75, 365,049.72 and 101,449.91 is: 152,092.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,497.75 : 365,049.72 = 101,449.91 : x
  2. Step 2: Convert to fraction form
    243,497.75/365,049.72 = 101,449.91/x
  3. Step 3: Cross multiply
    243,497.75x = 365,049.72 × 101,449.91
  4. Step 4: Simplify right side
    243,497.75x = 37,034,262,152.15
  5. Step 5: Solve for x
    x = 37,034,262,152.15/243,497.75
  6. Step 6: Final answer
    x = 152,092.83

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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.