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Finding the Fourth Proportional to 229,890.16, 344,841.04 and 63,679.60

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Solution

The fourth proportional to 229,890.16, 344,841.04 and 63,679.60 is: 95,521.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,890.16 : 344,841.04 = 63,679.60 : x
  2. Step 2: Convert to fraction form
    229,890.16/344,841.04 = 63,679.60/x
  3. Step 3: Cross multiply
    229,890.16x = 344,841.04 × 63,679.60
  4. Step 4: Simplify right side
    229,890.16x = 21,959,339,490.78
  5. Step 5: Solve for x
    x = 21,959,339,490.78/229,890.16
  6. Step 6: Final answer
    x = 95,521.01

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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.