Home / 125,976.24-173,847.20-69,387.62

Finding the Fourth Proportional to 125,976.24, 173,847.20 and 69,387.62

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Solution

The fourth proportional to 125,976.24, 173,847.20 and 69,387.62 is: 95,754.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,976.24 : 173,847.20 = 69,387.62 : x
  2. Step 2: Convert to fraction form
    125,976.24/173,847.20 = 69,387.62/x
  3. Step 3: Cross multiply
    125,976.24x = 173,847.20 × 69,387.62
  4. Step 4: Simplify right side
    125,976.24x = 12,062,843,451.66
  5. Step 5: Solve for x
    x = 12,062,843,451.66/125,976.24
  6. Step 6: Final answer
    x = 95,754.91

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1.5x scale

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.