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Finding the Fourth Proportional to 119,177.88, 178,764.06 and 59,997.66

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Solution

The fourth proportional to 119,177.88, 178,764.06 and 59,997.66 is: 89,995.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,177.88 : 178,764.06 = 59,997.66 : x
  2. Step 2: Convert to fraction form
    119,177.88/178,764.06 = 59,997.66/x
  3. Step 3: Cross multiply
    119,177.88x = 178,764.06 × 59,997.66
  4. Step 4: Simplify right side
    119,177.88x = 10,725,425,292.10
  5. Step 5: Solve for x
    x = 10,725,425,292.10/119,177.88
  6. Step 6: Final answer
    x = 89,995.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.