Home / 115,884.10-173,826.15-45,727.30

Finding the Fourth Proportional to 115,884.10, 173,826.15 and 45,727.30

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Solution

The fourth proportional to 115,884.10, 173,826.15 and 45,727.30 is: 68,590.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,884.10 : 173,826.15 = 45,727.30 : x
  2. Step 2: Convert to fraction form
    115,884.10/173,826.15 = 45,727.30/x
  3. Step 3: Cross multiply
    115,884.10x = 173,826.15 × 45,727.30
  4. Step 4: Simplify right side
    115,884.10x = 7,948,600,508.90
  5. Step 5: Solve for x
    x = 7,948,600,508.90/115,884.10
  6. Step 6: Final answer
    x = 68,590.95

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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.