Home / 230,342.06-345,562.28-80,587.23

Finding the Fourth Proportional to 230,342.06, 345,562.28 and 80,587.23

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Solution

The fourth proportional to 230,342.06, 345,562.28 and 80,587.23 is: 120,898.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,342.06 : 345,562.28 = 80,587.23 : x
  2. Step 2: Convert to fraction form
    230,342.06/345,562.28 = 80,587.23/x
  3. Step 3: Cross multiply
    230,342.06x = 345,562.28 × 80,587.23
  4. Step 4: Simplify right side
    230,342.06x = 27,847,906,937.68
  5. Step 5: Solve for x
    x = 27,847,906,937.68/230,342.06
  6. Step 6: Final answer
    x = 120,898.05

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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.