Home / 237,115.03-327,214.61-129,682.71

Finding the Fourth Proportional to 237,115.03, 327,214.61 and 129,682.71

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Solution

The fourth proportional to 237,115.03, 327,214.61 and 129,682.71 is: 178,959.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,115.03 : 327,214.61 = 129,682.71 : x
  2. Step 2: Convert to fraction form
    237,115.03/327,214.61 = 129,682.71/x
  3. Step 3: Cross multiply
    237,115.03x = 327,214.61 × 129,682.71
  4. Step 4: Simplify right side
    237,115.03x = 42,434,075,091.91
  5. Step 5: Solve for x
    x = 42,434,075,091.91/237,115.03
  6. Step 6: Final answer
    x = 178,959.87

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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.