Home / 87,596.01-131,310.88-28,390.07

Finding the Fourth Proportional to 87,596.01, 131,310.88 and 28,390.07

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Solution

The fourth proportional to 87,596.01, 131,310.88 and 28,390.07 is: 42,558.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,596.01 : 131,310.88 = 28,390.07 : x
  2. Step 2: Convert to fraction form
    87,596.01/131,310.88 = 28,390.07/x
  3. Step 3: Cross multiply
    87,596.01x = 131,310.88 × 28,390.07
  4. Step 4: Simplify right side
    87,596.01x = 3,727,925,074.96
  5. Step 5: Solve for x
    x = 3,727,925,074.96/87,596.01
  6. Step 6: Final answer
    x = 42,558.16

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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.