Home / 132,007.32-197,872.20-43,237.80

Finding the Fourth Proportional to 132,007.32, 197,872.20 and 43,237.80

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Solution

The fourth proportional to 132,007.32, 197,872.20 and 43,237.80 is: 64,811.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,007.32 : 197,872.20 = 43,237.80 : x
  2. Step 2: Convert to fraction form
    132,007.32/197,872.20 = 43,237.80/x
  3. Step 3: Cross multiply
    132,007.32x = 197,872.20 × 43,237.80
  4. Step 4: Simplify right side
    132,007.32x = 8,555,558,609.16
  5. Step 5: Solve for x
    x = 8,555,558,609.16/132,007.32
  6. Step 6: Final answer
    x = 64,811.24

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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.