Home / 87,687.25-131,457.04-35,068.03

Finding the Fourth Proportional to 87,687.25, 131,457.04 and 35,068.03

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Solution

The fourth proportional to 87,687.25, 131,457.04 and 35,068.03 is: 52,572.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,687.25 : 131,457.04 = 35,068.03 : x
  2. Step 2: Convert to fraction form
    87,687.25/131,457.04 = 35,068.03/x
  3. Step 3: Cross multiply
    87,687.25x = 131,457.04 × 35,068.03
  4. Step 4: Simplify right side
    87,687.25x = 4,609,939,422.43
  5. Step 5: Solve for x
    x = 4,609,939,422.43/87,687.25
  6. Step 6: Final answer
    x = 52,572.52

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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.