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Finding the Fourth Proportional to 100,569.52, 150,873.72 and 34,020.46

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Solution

The fourth proportional to 100,569.52, 150,873.72 and 34,020.46 is: 51,037.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,569.52 : 150,873.72 = 34,020.46 : x
  2. Step 2: Convert to fraction form
    100,569.52/150,873.72 = 34,020.46/x
  3. Step 3: Cross multiply
    100,569.52x = 150,873.72 × 34,020.46
  4. Step 4: Simplify right side
    100,569.52x = 5,132,793,356.31
  5. Step 5: Solve for x
    x = 5,132,793,356.31/100,569.52
  6. Step 6: Final answer
    x = 51,037.27

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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.