Home / 132,344.70-198,595.17-52,390.50

Finding the Fourth Proportional to 132,344.70, 198,595.17 and 52,390.50

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Solution

The fourth proportional to 132,344.70, 198,595.17 and 52,390.50 is: 78,616.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,344.70 : 198,595.17 = 52,390.50 : x
  2. Step 2: Convert to fraction form
    132,344.70/198,595.17 = 52,390.50/x
  3. Step 3: Cross multiply
    132,344.70x = 198,595.17 × 52,390.50
  4. Step 4: Simplify right side
    132,344.70x = 10,404,500,253.89
  5. Step 5: Solve for x
    x = 10,404,500,253.89/132,344.70
  6. Step 6: Final answer
    x = 78,616.67

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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.