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Finding the Fourth Proportional to 151,694.50, 227,541.75 and 40,886.50

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Solution

The fourth proportional to 151,694.50, 227,541.75 and 40,886.50 is: 61,329.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,694.50 : 227,541.75 = 40,886.50 : x
  2. Step 2: Convert to fraction form
    151,694.50/227,541.75 = 40,886.50/x
  3. Step 3: Cross multiply
    151,694.50x = 227,541.75 × 40,886.50
  4. Step 4: Simplify right side
    151,694.50x = 9,303,385,761.38
  5. Step 5: Solve for x
    x = 9,303,385,761.38/151,694.50
  6. Step 6: Final answer
    x = 61,329.75

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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.