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Finding the Fourth Proportional to 229,494.55, 344,123.01 and 103,025.91

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Solution

The fourth proportional to 229,494.55, 344,123.01 and 103,025.91 is: 154,485.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,494.55 : 344,123.01 = 103,025.91 : x
  2. Step 2: Convert to fraction form
    229,494.55/344,123.01 = 103,025.91/x
  3. Step 3: Cross multiply
    229,494.55x = 344,123.01 × 103,025.91
  4. Step 4: Simplify right side
    229,494.55x = 35,453,586,257.19
  5. Step 5: Solve for x
    x = 35,453,586,257.19/229,494.55
  6. Step 6: Final answer
    x = 154,485.53

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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.