Home / 125,475.18-173,155.88-68,114.47

Finding the Fourth Proportional to 125,475.18, 173,155.88 and 68,114.47

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Solution

The fourth proportional to 125,475.18, 173,155.88 and 68,114.47 is: 93,998.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,475.18 : 173,155.88 = 68,114.47 : x
  2. Step 2: Convert to fraction form
    125,475.18/173,155.88 = 68,114.47/x
  3. Step 3: Cross multiply
    125,475.18x = 173,155.88 × 68,114.47
  4. Step 4: Simplify right side
    125,475.18x = 11,794,420,993.58
  5. Step 5: Solve for x
    x = 11,794,420,993.58/125,475.18
  6. Step 6: Final answer
    x = 93,998.04

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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.