Home / 156,115.23-215,444.24-95,674.20

Finding the Fourth Proportional to 156,115.23, 215,444.24 and 95,674.20

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Solution

The fourth proportional to 156,115.23, 215,444.24 and 95,674.20 is: 132,033.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,115.23 : 215,444.24 = 95,674.20 : x
  2. Step 2: Convert to fraction form
    156,115.23/215,444.24 = 95,674.20/x
  3. Step 3: Cross multiply
    156,115.23x = 215,444.24 × 95,674.20
  4. Step 4: Simplify right side
    156,115.23x = 20,612,454,828.24
  5. Step 5: Solve for x
    x = 20,612,454,828.24/156,115.23
  6. Step 6: Final answer
    x = 132,033.59

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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.