Home / 237,087.80-327,181.20-129,658.04

Finding the Fourth Proportional to 237,087.80, 327,181.20 and 129,658.04

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Solution

The fourth proportional to 237,087.80, 327,181.20 and 129,658.04 is: 178,928.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,087.80 : 327,181.20 = 129,658.04 : x
  2. Step 2: Convert to fraction form
    237,087.80/327,181.20 = 129,658.04/x
  3. Step 3: Cross multiply
    237,087.80x = 327,181.20 × 129,658.04
  4. Step 4: Simplify right side
    237,087.80x = 42,421,673,116.85
  5. Step 5: Solve for x
    x = 42,421,673,116.85/237,087.80
  6. Step 6: Final answer
    x = 178,928.11

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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.