Home / 125,976.87-173,848.07-69,388.24

Finding the Fourth Proportional to 125,976.87, 173,848.07 and 69,388.24

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Solution

The fourth proportional to 125,976.87, 173,848.07 and 69,388.24 is: 95,755.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,976.87 : 173,848.07 = 69,388.24 : x
  2. Step 2: Convert to fraction form
    125,976.87/173,848.07 = 69,388.24/x
  3. Step 3: Cross multiply
    125,976.87x = 173,848.07 × 69,388.24
  4. Step 4: Simplify right side
    125,976.87x = 12,063,011,604.70
  5. Step 5: Solve for x
    x = 12,063,011,604.70/125,976.87
  6. Step 6: Final answer
    x = 95,755.77

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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.