Home / 247,181.45-341,146.80-156,545.85

Finding the Fourth Proportional to 247,181.45, 341,146.80 and 156,545.85

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Solution

The fourth proportional to 247,181.45, 341,146.80 and 156,545.85 is: 216,056.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,181.45 : 341,146.80 = 156,545.85 : x
  2. Step 2: Convert to fraction form
    247,181.45/341,146.80 = 156,545.85/x
  3. Step 3: Cross multiply
    247,181.45x = 341,146.80 × 156,545.85
  4. Step 4: Simplify right side
    247,181.45x = 53,405,115,780.78
  5. Step 5: Solve for x
    x = 53,405,115,780.78/247,181.45
  6. Step 6: Final answer
    x = 216,056.33

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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.