Home / 125,839.93-173,659.13-69,251.30

Finding the Fourth Proportional to 125,839.93, 173,659.13 and 69,251.30

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Solution

The fourth proportional to 125,839.93, 173,659.13 and 69,251.30 is: 95,566.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,839.93 : 173,659.13 = 69,251.30 : x
  2. Step 2: Convert to fraction form
    125,839.93/173,659.13 = 69,251.30/x
  3. Step 3: Cross multiply
    125,839.93x = 173,659.13 × 69,251.30
  4. Step 4: Simplify right side
    125,839.93x = 12,026,120,509.37
  5. Step 5: Solve for x
    x = 12,026,120,509.37/125,839.93
  6. Step 6: Final answer
    x = 95,566.81

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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.