Home / 87,181.12-130,732.75-24,837.04

Finding the Fourth Proportional to 87,181.12, 130,732.75 and 24,837.04

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Solution

The fourth proportional to 87,181.12, 130,732.75 and 24,837.04 is: 37,244.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,181.12 : 130,732.75 = 24,837.04 : x
  2. Step 2: Convert to fraction form
    87,181.12/130,732.75 = 24,837.04/x
  3. Step 3: Cross multiply
    87,181.12x = 130,732.75 × 24,837.04
  4. Step 4: Simplify right side
    87,181.12x = 3,247,014,541.06
  5. Step 5: Solve for x
    x = 3,247,014,541.06/87,181.12
  6. Step 6: Final answer
    x = 37,244.47

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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.