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Finding the Fourth Proportional to 229,737.64, 344,605.50 and 61,257.64

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Solution

The fourth proportional to 229,737.64, 344,605.50 and 61,257.64 is: 91,886.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,737.64 : 344,605.50 = 61,257.64 : x
  2. Step 2: Convert to fraction form
    229,737.64/344,605.50 = 61,257.64/x
  3. Step 3: Cross multiply
    229,737.64x = 344,605.50 × 61,257.64
  4. Step 4: Simplify right side
    229,737.64x = 21,109,719,661.02
  5. Step 5: Solve for x
    x = 21,109,719,661.02/229,737.64
  6. Step 6: Final answer
    x = 91,886.20

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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.