Home / 247,611.12-341,711.52-140,178.96

Finding the Fourth Proportional to 247,611.12, 341,711.52 and 140,178.96

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Solution

The fourth proportional to 247,611.12, 341,711.52 and 140,178.96 is: 193,451.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,611.12 : 341,711.52 = 140,178.96 : x
  2. Step 2: Convert to fraction form
    247,611.12/341,711.52 = 140,178.96/x
  3. Step 3: Cross multiply
    247,611.12x = 341,711.52 × 140,178.96
  4. Step 4: Simplify right side
    247,611.12x = 47,900,765,493.62
  5. Step 5: Solve for x
    x = 47,900,765,493.62/247,611.12
  6. Step 6: Final answer
    x = 193,451.59

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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.