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Finding the Fourth Proportional to 229,983.60, 344,951.13 and 61,520.93

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Solution

The fourth proportional to 229,983.60, 344,951.13 and 61,520.93 is: 92,274.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,983.60 : 344,951.13 = 61,520.93 : x
  2. Step 2: Convert to fraction form
    229,983.60/344,951.13 = 61,520.93/x
  3. Step 3: Cross multiply
    229,983.60x = 344,951.13 × 61,520.93
  4. Step 4: Simplify right side
    229,983.60x = 21,221,712,597.40
  5. Step 5: Solve for x
    x = 21,221,712,597.40/229,983.60
  6. Step 6: Final answer
    x = 92,274.90

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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.