Home / 185,899.40-278,541.90-158,251.40

Finding the Fourth Proportional to 185,899.40, 278,541.90 and 158,251.40

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Solution

The fourth proportional to 185,899.40, 278,541.90 and 158,251.40 is: 237,115.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,899.40 : 278,541.90 = 158,251.40 : x
  2. Step 2: Convert to fraction form
    185,899.40/278,541.90 = 158,251.40/x
  3. Step 3: Cross multiply
    185,899.40x = 278,541.90 × 158,251.40
  4. Step 4: Simplify right side
    185,899.40x = 44,079,645,633.66
  5. Step 5: Solve for x
    x = 44,079,645,633.66/185,899.40
  6. Step 6: Final answer
    x = 237,115.59

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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.