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Finding the Fourth Proportional to 172,803.17, 238,471.02 and 96,320.14

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Solution

The fourth proportional to 172,803.17, 238,471.02 and 96,320.14 is: 132,923.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,803.17 : 238,471.02 = 96,320.14 : x
  2. Step 2: Convert to fraction form
    172,803.17/238,471.02 = 96,320.14/x
  3. Step 3: Cross multiply
    172,803.17x = 238,471.02 × 96,320.14
  4. Step 4: Simplify right side
    172,803.17x = 22,969,561,436.17
  5. Step 5: Solve for x
    x = 22,969,561,436.17/172,803.17
  6. Step 6: Final answer
    x = 132,923.26

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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.