Home / 106,282.48-159,419.10-39,723.18

Finding the Fourth Proportional to 106,282.48, 159,419.10 and 39,723.18

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Solution

The fourth proportional to 106,282.48, 159,419.10 and 39,723.18 is: 59,583.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,282.48 : 159,419.10 = 39,723.18 : x
  2. Step 2: Convert to fraction form
    106,282.48/159,419.10 = 39,723.18/x
  3. Step 3: Cross multiply
    106,282.48x = 159,419.10 × 39,723.18
  4. Step 4: Simplify right side
    106,282.48x = 6,332,633,604.74
  5. Step 5: Solve for x
    x = 6,332,633,604.74/106,282.48
  6. Step 6: Final answer
    x = 59,583.05

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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.