Home / 179,784.71-247,998.14-115,230.95

Finding the Fourth Proportional to 179,784.71, 247,998.14 and 115,230.95

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Solution

The fourth proportional to 179,784.71, 247,998.14 and 115,230.95 is: 158,951.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,784.71 : 247,998.14 = 115,230.95 : x
  2. Step 2: Convert to fraction form
    179,784.71/247,998.14 = 115,230.95/x
  3. Step 3: Cross multiply
    179,784.71x = 247,998.14 × 115,230.95
  4. Step 4: Simplify right side
    179,784.71x = 28,577,059,454.29
  5. Step 5: Solve for x
    x = 28,577,059,454.29/179,784.71
  6. Step 6: Final answer
    x = 158,951.56

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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.