Home / 168,353.15-232,328.71-91,872.85

Finding the Fourth Proportional to 168,353.15, 232,328.71 and 91,872.85

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Solution

The fourth proportional to 168,353.15, 232,328.71 and 91,872.85 is: 126,785.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,353.15 : 232,328.71 = 91,872.85 : x
  2. Step 2: Convert to fraction form
    168,353.15/232,328.71 = 91,872.85/x
  3. Step 3: Cross multiply
    168,353.15x = 232,328.71 × 91,872.85
  4. Step 4: Simplify right side
    168,353.15x = 21,344,700,177.37
  5. Step 5: Solve for x
    x = 21,344,700,177.37/168,353.15
  6. Step 6: Final answer
    x = 126,785.27

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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.