Home / 106,206.12-159,046.38-61,697.88

Finding the Fourth Proportional to 106,206.12, 159,046.38 and 61,697.88

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Solution

The fourth proportional to 106,206.12, 159,046.38 and 61,697.88 is: 92,394.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,206.12 : 159,046.38 = 61,697.88 : x
  2. Step 2: Convert to fraction form
    106,206.12/159,046.38 = 61,697.88/x
  3. Step 3: Cross multiply
    106,206.12x = 159,046.38 × 61,697.88
  4. Step 4: Simplify right side
    106,206.12x = 9,812,824,467.67
  5. Step 5: Solve for x
    x = 9,812,824,467.67/106,206.12
  6. Step 6: Final answer
    x = 92,394.15

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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.