Home / 185,787.41-278,318.30-88,275.23

Finding the Fourth Proportional to 185,787.41, 278,318.30 and 88,275.23

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Solution

The fourth proportional to 185,787.41, 278,318.30 and 88,275.23 is: 132,240.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,787.41 : 278,318.30 = 88,275.23 : x
  2. Step 2: Convert to fraction form
    185,787.41/278,318.30 = 88,275.23/x
  3. Step 3: Cross multiply
    185,787.41x = 278,318.30 × 88,275.23
  4. Step 4: Simplify right side
    185,787.41x = 24,568,610,112.74
  5. Step 5: Solve for x
    x = 24,568,610,112.74/185,787.41
  6. Step 6: Final answer
    x = 132,240.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.