Home / 125,260.32-172,859.20-68,670.48

Finding the Fourth Proportional to 125,260.32, 172,859.20 and 68,670.48

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Solution

The fourth proportional to 125,260.32, 172,859.20 and 68,670.48 is: 94,765.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,260.32 : 172,859.20 = 68,670.48 : x
  2. Step 2: Convert to fraction form
    125,260.32/172,859.20 = 68,670.48/x
  3. Step 3: Cross multiply
    125,260.32x = 172,859.20 × 68,670.48
  4. Step 4: Simplify right side
    125,260.32x = 11,870,324,236.42
  5. Step 5: Solve for x
    x = 11,870,324,236.42/125,260.32
  6. Step 6: Final answer
    x = 94,765.24

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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.