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Finding the Fourth Proportional to 172,401.06, 237,908.92 and 95,920.30

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Solution

The fourth proportional to 172,401.06, 237,908.92 and 95,920.30 is: 132,367.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,401.06 : 237,908.92 = 95,920.30 : x
  2. Step 2: Convert to fraction form
    172,401.06/237,908.92 = 95,920.30/x
  3. Step 3: Cross multiply
    172,401.06x = 237,908.92 × 95,920.30
  4. Step 4: Simplify right side
    172,401.06x = 22,820,295,486.29
  5. Step 5: Solve for x
    x = 22,820,295,486.29/172,401.06
  6. Step 6: Final answer
    x = 132,367.49

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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.