Home / 237,406.52-327,621.95-129,986.55

Finding the Fourth Proportional to 237,406.52, 327,621.95 and 129,986.55

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Solution

The fourth proportional to 237,406.52, 327,621.95 and 129,986.55 is: 179,381.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,406.52 : 327,621.95 = 129,986.55 : x
  2. Step 2: Convert to fraction form
    237,406.52/327,621.95 = 129,986.55/x
  3. Step 3: Cross multiply
    237,406.52x = 327,621.95 × 129,986.55
  4. Step 4: Simplify right side
    237,406.52x = 42,586,446,984.77
  5. Step 5: Solve for x
    x = 42,586,446,984.77/237,406.52
  6. Step 6: Final answer
    x = 179,381.96

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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.