Home / 126,820.04-175,016.92-70,231.44

Finding the Fourth Proportional to 126,820.04, 175,016.92 and 70,231.44

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Solution

The fourth proportional to 126,820.04, 175,016.92 and 70,231.44 is: 96,922.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,820.04 : 175,016.92 = 70,231.44 : x
  2. Step 2: Convert to fraction form
    126,820.04/175,016.92 = 70,231.44/x
  3. Step 3: Cross multiply
    126,820.04x = 175,016.92 × 70,231.44
  4. Step 4: Simplify right side
    126,820.04x = 12,291,690,315.96
  5. Step 5: Solve for x
    x = 12,291,690,315.96/126,820.04
  6. Step 6: Final answer
    x = 96,922.30

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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.