Home / 87,714.04-131,513.22-31,525.96

Finding the Fourth Proportional to 87,714.04, 131,513.22 and 31,525.96

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Solution

The fourth proportional to 87,714.04, 131,513.22 and 31,525.96 is: 47,268.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,714.04 : 131,513.22 = 31,525.96 : x
  2. Step 2: Convert to fraction form
    87,714.04/131,513.22 = 31,525.96/x
  3. Step 3: Cross multiply
    87,714.04x = 131,513.22 × 31,525.96
  4. Step 4: Simplify right side
    87,714.04x = 4,146,080,513.19
  5. Step 5: Solve for x
    x = 4,146,080,513.19/87,714.04
  6. Step 6: Final answer
    x = 47,268.15

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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.