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Finding the Fourth Proportional to 100,368.52, 150,577.08 and 50,324.29

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Solution

The fourth proportional to 100,368.52, 150,577.08 and 50,324.29 is: 75,498.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,368.52 : 150,577.08 = 50,324.29 : x
  2. Step 2: Convert to fraction form
    100,368.52/150,577.08 = 50,324.29/x
  3. Step 3: Cross multiply
    100,368.52x = 150,577.08 × 50,324.29
  4. Step 4: Simplify right side
    100,368.52x = 7,577,684,641.27
  5. Step 5: Solve for x
    x = 7,577,684,641.27/100,368.52
  6. Step 6: Final answer
    x = 75,498.62

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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.