Home / 237,340.05-327,516.59-129,889.30

Finding the Fourth Proportional to 237,340.05, 327,516.59 and 129,889.30

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Solution

The fourth proportional to 237,340.05, 327,516.59 and 129,889.30 is: 179,240.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,340.05 : 327,516.59 = 129,889.30 : x
  2. Step 2: Convert to fraction form
    237,340.05/327,516.59 = 129,889.30/x
  3. Step 3: Cross multiply
    237,340.05x = 327,516.59 × 129,889.30
  4. Step 4: Simplify right side
    237,340.05x = 42,540,900,613.49
  5. Step 5: Solve for x
    x = 42,540,900,613.49/237,340.05
  6. Step 6: Final answer
    x = 179,240.30

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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.