Home / 87,879.04-131,835.84-32,475.52

Finding the Fourth Proportional to 87,879.04, 131,835.84 and 32,475.52

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Solution

The fourth proportional to 87,879.04, 131,835.84 and 32,475.52 is: 48,719.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,879.04 : 131,835.84 = 32,475.52 : x
  2. Step 2: Convert to fraction form
    87,879.04/131,835.84 = 32,475.52/x
  3. Step 3: Cross multiply
    87,879.04x = 131,835.84 × 32,475.52
  4. Step 4: Simplify right side
    87,879.04x = 4,281,437,458.64
  5. Step 5: Solve for x
    x = 4,281,437,458.64/87,879.04
  6. Step 6: Final answer
    x = 48,719.67

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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.