Home / 247,899.16-342,089.76-140,462.92

Finding the Fourth Proportional to 247,899.16, 342,089.76 and 140,462.92

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Solution

The fourth proportional to 247,899.16, 342,089.76 and 140,462.92 is: 193,832.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,899.16 : 342,089.76 = 140,462.92 : x
  2. Step 2: Convert to fraction form
    247,899.16/342,089.76 = 140,462.92/x
  3. Step 3: Cross multiply
    247,899.16x = 342,089.76 × 140,462.92
  4. Step 4: Simplify right side
    247,899.16x = 48,050,926,591.70
  5. Step 5: Solve for x
    x = 48,050,926,591.70/247,899.16
  6. Step 6: Final answer
    x = 193,832.55

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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.