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Finding the Fourth Proportional to 229,750.80, 344,642.67 and 61,270.24

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Solution

The fourth proportional to 229,750.80, 344,642.67 and 61,270.24 is: 91,909.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,750.80 : 344,642.67 = 61,270.24 : x
  2. Step 2: Convert to fraction form
    229,750.80/344,642.67 = 61,270.24/x
  3. Step 3: Cross multiply
    229,750.80x = 344,642.67 × 61,270.24
  4. Step 4: Simplify right side
    229,750.80x = 21,116,339,105.14
  5. Step 5: Solve for x
    x = 21,116,339,105.14/229,750.80
  6. Step 6: Final answer
    x = 91,909.75

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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.