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Finding the Fourth Proportional to 106,034.83, 159,026.01 and 63,351.91

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Solution

The fourth proportional to 106,034.83, 159,026.01 and 63,351.91 is: 95,012.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,034.83 : 159,026.01 = 63,351.91 : x
  2. Step 2: Convert to fraction form
    106,034.83/159,026.01 = 63,351.91/x
  3. Step 3: Cross multiply
    106,034.83x = 159,026.01 × 63,351.91
  4. Step 4: Simplify right side
    106,034.83x = 10,074,601,473.18
  5. Step 5: Solve for x
    x = 10,074,601,473.18/106,034.83
  6. Step 6: Final answer
    x = 95,012.19

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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.