Home / 150,079.12-225,118.67-71,150.29

Finding the Fourth Proportional to 150,079.12, 225,118.67 and 71,150.29

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Solution

The fourth proportional to 150,079.12, 225,118.67 and 71,150.29 is: 106,725.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,079.12 : 225,118.67 = 71,150.29 : x
  2. Step 2: Convert to fraction form
    150,079.12/225,118.67 = 71,150.29/x
  3. Step 3: Cross multiply
    150,079.12x = 225,118.67 × 71,150.29
  4. Step 4: Simplify right side
    150,079.12x = 16,017,258,654.91
  5. Step 5: Solve for x
    x = 16,017,258,654.91/150,079.12
  6. Step 6: Final answer
    x = 106,725.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.