Home / 87,457.65-131,173.40-24,271.11

Finding the Fourth Proportional to 87,457.65, 131,173.40 and 24,271.11

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Solution

The fourth proportional to 87,457.65, 131,173.40 and 24,271.11 is: 36,403.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,457.65 : 131,173.40 = 24,271.11 : x
  2. Step 2: Convert to fraction form
    87,457.65/131,173.40 = 24,271.11/x
  3. Step 3: Cross multiply
    87,457.65x = 131,173.40 × 24,271.11
  4. Step 4: Simplify right side
    87,457.65x = 3,183,723,899.12
  5. Step 5: Solve for x
    x = 3,183,723,899.12/87,457.65
  6. Step 6: Final answer
    x = 36,403.04

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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.