Home / 132,225.62-197,895.15-108,532.31

Finding the Fourth Proportional to 132,225.62, 197,895.15 and 108,532.31

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Solution

The fourth proportional to 132,225.62, 197,895.15 and 108,532.31 is: 162,434.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,225.62 : 197,895.15 = 108,532.31 : x
  2. Step 2: Convert to fraction form
    132,225.62/197,895.15 = 108,532.31/x
  3. Step 3: Cross multiply
    132,225.62x = 197,895.15 × 108,532.31
  4. Step 4: Simplify right side
    132,225.62x = 21,478,016,777.82
  5. Step 5: Solve for x
    x = 21,478,016,777.82/132,225.62
  6. Step 6: Final answer
    x = 162,434.61

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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.