Home / 240,769.45-332,252.65-131,872.04

Finding the Fourth Proportional to 240,769.45, 332,252.65 and 131,872.04

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Solution

The fourth proportional to 240,769.45, 332,252.65 and 131,872.04 is: 181,978.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,769.45 : 332,252.65 = 131,872.04 : x
  2. Step 2: Convert to fraction form
    240,769.45/332,252.65 = 131,872.04/x
  3. Step 3: Cross multiply
    240,769.45x = 332,252.65 × 131,872.04
  4. Step 4: Simplify right side
    240,769.45x = 43,814,834,750.91
  5. Step 5: Solve for x
    x = 43,814,834,750.91/240,769.45
  6. Step 6: Final answer
    x = 181,978.38

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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.