Home / 231,927.52-347,952.80-74,158.88

Finding the Fourth Proportional to 231,927.52, 347,952.80 and 74,158.88

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Solution

The fourth proportional to 231,927.52, 347,952.80 and 74,158.88 is: 111,257.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,927.52 : 347,952.80 = 74,158.88 : x
  2. Step 2: Convert to fraction form
    231,927.52/347,952.80 = 74,158.88/x
  3. Step 3: Cross multiply
    231,927.52x = 347,952.80 × 74,158.88
  4. Step 4: Simplify right side
    231,927.52x = 25,803,789,940.86
  5. Step 5: Solve for x
    x = 25,803,789,940.86/231,927.52
  6. Step 6: Final answer
    x = 111,257.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.