Home / 106,890.96-160,334.76-36,770.88

Finding the Fourth Proportional to 106,890.96, 160,334.76 and 36,770.88

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Solution

The fourth proportional to 106,890.96, 160,334.76 and 36,770.88 is: 55,155.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,890.96 : 160,334.76 = 36,770.88 : x
  2. Step 2: Convert to fraction form
    106,890.96/160,334.76 = 36,770.88/x
  3. Step 3: Cross multiply
    106,890.96x = 160,334.76 × 36,770.88
  4. Step 4: Simplify right side
    106,890.96x = 5,895,650,219.79
  5. Step 5: Solve for x
    x = 5,895,650,219.79/106,890.96
  6. Step 6: Final answer
    x = 55,155.74

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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.