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Finding the Fourth Proportional to 172,598.40, 238,191.22 and 95,079.67

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Solution

The fourth proportional to 172,598.40, 238,191.22 and 95,079.67 is: 131,212.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,598.40 : 238,191.22 = 95,079.67 : x
  2. Step 2: Convert to fraction form
    172,598.40/238,191.22 = 95,079.67/x
  3. Step 3: Cross multiply
    172,598.40x = 238,191.22 × 95,079.67
  4. Step 4: Simplify right side
    172,598.40x = 22,647,141,523.62
  5. Step 5: Solve for x
    x = 22,647,141,523.62/172,598.40
  6. Step 6: Final answer
    x = 131,212.93

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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.