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Finding the Fourth Proportional to 169,363.05, 233,721.34 and 92,882.69

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Solution

The fourth proportional to 169,363.05, 233,721.34 and 92,882.69 is: 128,178.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,363.05 : 233,721.34 = 92,882.69 : x
  2. Step 2: Convert to fraction form
    169,363.05/233,721.34 = 92,882.69/x
  3. Step 3: Cross multiply
    169,363.05x = 233,721.34 × 92,882.69
  4. Step 4: Simplify right side
    169,363.05x = 21,708,665,601.00
  5. Step 5: Solve for x
    x = 21,708,665,601.00/169,363.05
  6. Step 6: Final answer
    x = 128,178.29

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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.