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Finding the Fourth Proportional to 101,443.58, 152,218.43 and 41,516.54

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Solution

The fourth proportional to 101,443.58, 152,218.43 and 41,516.54 is: 62,296.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,443.58 : 152,218.43 = 41,516.54 : x
  2. Step 2: Convert to fraction form
    101,443.58/152,218.43 = 41,516.54/x
  3. Step 3: Cross multiply
    101,443.58x = 152,218.43 × 41,516.54
  4. Step 4: Simplify right side
    101,443.58x = 6,319,581,569.16
  5. Step 5: Solve for x
    x = 6,319,581,569.16/101,443.58
  6. Step 6: Final answer
    x = 62,296.52

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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.