Home / 237,212.55-327,354.11-129,782.25

Finding the Fourth Proportional to 237,212.55, 327,354.11 and 129,782.25

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Solution

The fourth proportional to 237,212.55, 327,354.11 and 129,782.25 is: 179,099.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,212.55 : 327,354.11 = 129,782.25 : x
  2. Step 2: Convert to fraction form
    237,212.55/327,354.11 = 129,782.25/x
  3. Step 3: Cross multiply
    237,212.55x = 327,354.11 × 129,782.25
  4. Step 4: Simplify right side
    237,212.55x = 42,484,752,780.32
  5. Step 5: Solve for x
    x = 42,484,752,780.32/237,212.55
  6. Step 6: Final answer
    x = 179,099.94

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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.