Home / 126,882.51-175,105.20-69,521.94

Finding the Fourth Proportional to 126,882.51, 175,105.20 and 69,521.94

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Solution

The fourth proportional to 126,882.51, 175,105.20 and 69,521.94 is: 95,944.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,882.51 : 175,105.20 = 69,521.94 : x
  2. Step 2: Convert to fraction form
    126,882.51/175,105.20 = 69,521.94/x
  3. Step 3: Cross multiply
    126,882.51x = 175,105.20 × 69,521.94
  4. Step 4: Simplify right side
    126,882.51x = 12,173,653,208.09
  5. Step 5: Solve for x
    x = 12,173,653,208.09/126,882.51
  6. Step 6: Final answer
    x = 95,944.30

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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.