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Finding the Fourth Proportional to 117,910.92, 176,676.70 and 58,686.92

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Solution

The fourth proportional to 117,910.92, 176,676.70 and 58,686.92 is: 87,935.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,910.92 : 176,676.70 = 58,686.92 : x
  2. Step 2: Convert to fraction form
    117,910.92/176,676.70 = 58,686.92/x
  3. Step 3: Cross multiply
    117,910.92x = 176,676.70 × 58,686.92
  4. Step 4: Simplify right side
    117,910.92x = 10,368,611,358.76
  5. Step 5: Solve for x
    x = 10,368,611,358.76/117,910.92
  6. Step 6: Final answer
    x = 87,935.97

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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.