Home / 106,419.48-159,645.60-36,282.39

Finding the Fourth Proportional to 106,419.48, 159,645.60 and 36,282.39

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Solution

The fourth proportional to 106,419.48, 159,645.60 and 36,282.39 is: 54,429.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,419.48 : 159,645.60 = 36,282.39 : x
  2. Step 2: Convert to fraction form
    106,419.48/159,645.60 = 36,282.39/x
  3. Step 3: Cross multiply
    106,419.48x = 159,645.60 × 36,282.39
  4. Step 4: Simplify right side
    106,419.48x = 5,792,323,920.98
  5. Step 5: Solve for x
    x = 5,792,323,920.98/106,419.48
  6. Step 6: Final answer
    x = 54,429.17

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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.