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Finding the Fourth Proportional to 172,189.97, 237,620.58 and 95,707.10

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Solution

The fourth proportional to 172,189.97, 237,620.58 and 95,707.10 is: 132,074.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,189.97 : 237,620.58 = 95,707.10 : x
  2. Step 2: Convert to fraction form
    172,189.97/237,620.58 = 95,707.10/x
  3. Step 3: Cross multiply
    172,189.97x = 237,620.58 × 95,707.10
  4. Step 4: Simplify right side
    172,189.97x = 22,741,975,424.02
  5. Step 5: Solve for x
    x = 22,741,975,424.02/172,189.97
  6. Step 6: Final answer
    x = 132,074.92

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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.