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Finding the Fourth Proportional to 167,599.94, 231,275.86 and 95,978.12

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Solution

The fourth proportional to 167,599.94, 231,275.86 and 95,978.12 is: 132,442.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,599.94 : 231,275.86 = 95,978.12 : x
  2. Step 2: Convert to fraction form
    167,599.94/231,275.86 = 95,978.12/x
  3. Step 3: Cross multiply
    167,599.94x = 231,275.86 × 95,978.12
  4. Step 4: Simplify right side
    167,599.94x = 22,197,420,847.86
  5. Step 5: Solve for x
    x = 22,197,420,847.86/167,599.94
  6. Step 6: Final answer
    x = 132,442.90

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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.