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Finding the Fourth Proportional to 103,030.56, 154,470.24 and 32,869.44

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Solution

The fourth proportional to 103,030.56, 154,470.24 and 32,869.44 is: 49,280.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,030.56 : 154,470.24 = 32,869.44 : x
  2. Step 2: Convert to fraction form
    103,030.56/154,470.24 = 32,869.44/x
  3. Step 3: Cross multiply
    103,030.56x = 154,470.24 × 32,869.44
  4. Step 4: Simplify right side
    103,030.56x = 5,077,350,285.47
  5. Step 5: Solve for x
    x = 5,077,350,285.47/103,030.56
  6. Step 6: Final answer
    x = 49,280.04

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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.