Home / 107,204.55-148,619.88-101,516.76

Finding the Fourth Proportional to 107,204.55, 148,619.88 and 101,516.76

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Solution

The fourth proportional to 107,204.55, 148,619.88 and 101,516.76 is: 140,734.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,204.55 : 148,619.88 = 101,516.76 : x
  2. Step 2: Convert to fraction form
    107,204.55/148,619.88 = 101,516.76/x
  3. Step 3: Cross multiply
    107,204.55x = 148,619.88 × 101,516.76
  4. Step 4: Simplify right side
    107,204.55x = 15,087,408,689.19
  5. Step 5: Solve for x
    x = 15,087,408,689.19/107,204.55
  6. Step 6: Final answer
    x = 140,734.78

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.