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Finding the Fourth Proportional to 169,561.88, 234,000.54 and 94,115.48

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Solution

The fourth proportional to 169,561.88, 234,000.54 and 94,115.48 is: 129,882.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,561.88 : 234,000.54 = 94,115.48 : x
  2. Step 2: Convert to fraction form
    169,561.88/234,000.54 = 94,115.48/x
  3. Step 3: Cross multiply
    169,561.88x = 234,000.54 × 94,115.48
  4. Step 4: Simplify right side
    169,561.88x = 22,023,073,142.36
  5. Step 5: Solve for x
    x = 22,023,073,142.36/169,561.88
  6. Step 6: Final answer
    x = 129,882.22

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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.