Home / 119,626.86-165,084.25-65,910.63

Finding the Fourth Proportional to 119,626.86, 165,084.25 and 65,910.63

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Solution

The fourth proportional to 119,626.86, 165,084.25 and 65,910.63 is: 90,956.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,626.86 : 165,084.25 = 65,910.63 : x
  2. Step 2: Convert to fraction form
    119,626.86/165,084.25 = 65,910.63/x
  3. Step 3: Cross multiply
    119,626.86x = 165,084.25 × 65,910.63
  4. Step 4: Simplify right side
    119,626.86x = 10,880,806,920.58
  5. Step 5: Solve for x
    x = 10,880,806,920.58/119,626.86
  6. Step 6: Final answer
    x = 90,956.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.