Home / 132,211.98-197,875.17-108,518.70

Finding the Fourth Proportional to 132,211.98, 197,875.17 and 108,518.70

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Solution

The fourth proportional to 132,211.98, 197,875.17 and 108,518.70 is: 162,414.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,211.98 : 197,875.17 = 108,518.70 : x
  2. Step 2: Convert to fraction form
    132,211.98/197,875.17 = 108,518.70/x
  3. Step 3: Cross multiply
    132,211.98x = 197,875.17 × 108,518.70
  4. Step 4: Simplify right side
    132,211.98x = 21,473,156,210.68
  5. Step 5: Solve for x
    x = 21,473,156,210.68/132,211.98
  6. Step 6: Final answer
    x = 162,414.60

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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.