Home / 247,617.20-341,712.68-134,439.92

Finding the Fourth Proportional to 247,617.20, 341,712.68 and 134,439.92

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Solution

The fourth proportional to 247,617.20, 341,712.68 and 134,439.92 is: 185,527.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,617.20 : 341,712.68 = 134,439.92 : x
  2. Step 2: Convert to fraction form
    247,617.20/341,712.68 = 134,439.92/x
  3. Step 3: Cross multiply
    247,617.20x = 341,712.68 × 134,439.92
  4. Step 4: Simplify right side
    247,617.20x = 45,939,825,362.19
  5. Step 5: Solve for x
    x = 45,939,825,362.19/247,617.20
  6. Step 6: Final answer
    x = 185,527.60

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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.