Home / 237,401.30-327,617.70-129,969.56

Finding the Fourth Proportional to 237,401.30, 327,617.70 and 129,969.56

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Solution

The fourth proportional to 237,401.30, 327,617.70 and 129,969.56 is: 179,360.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,401.30 : 327,617.70 = 129,969.56 : x
  2. Step 2: Convert to fraction form
    237,401.30/327,617.70 = 129,969.56/x
  3. Step 3: Cross multiply
    237,401.30x = 327,617.70 × 129,969.56
  4. Step 4: Simplify right side
    237,401.30x = 42,580,328,317.21
  5. Step 5: Solve for x
    x = 42,580,328,317.21/237,401.30
  6. Step 6: Final answer
    x = 179,360.13

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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.