Home / 237,353.45-327,548.21-129,930.35

Finding the Fourth Proportional to 237,353.45, 327,548.21 and 129,930.35

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Solution

The fourth proportional to 237,353.45, 327,548.21 and 129,930.35 is: 179,304.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,353.45 : 327,548.21 = 129,930.35 : x
  2. Step 2: Convert to fraction form
    237,353.45/327,548.21 = 129,930.35/x
  3. Step 3: Cross multiply
    237,353.45x = 327,548.21 × 129,930.35
  4. Step 4: Simplify right side
    237,353.45x = 42,558,451,279.78
  5. Step 5: Solve for x
    x = 42,558,451,279.78/237,353.45
  6. Step 6: Final answer
    x = 179,304.12

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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.