Home / 88,325.90-132,438.68-60,279.94

Finding the Fourth Proportional to 88,325.90, 132,438.68 and 60,279.94

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Solution

The fourth proportional to 88,325.90, 132,438.68 and 60,279.94 is: 90,385.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,325.90 : 132,438.68 = 60,279.94 : x
  2. Step 2: Convert to fraction form
    88,325.90/132,438.68 = 60,279.94/x
  3. Step 3: Cross multiply
    88,325.90x = 132,438.68 × 60,279.94
  4. Step 4: Simplify right side
    88,325.90x = 7,983,396,000.33
  5. Step 5: Solve for x
    x = 7,983,396,000.33/88,325.90
  6. Step 6: Final answer
    x = 90,385.67

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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.