Home / 86,891.02-130,343.82-27,735.10

Finding the Fourth Proportional to 86,891.02, 130,343.82 and 27,735.10

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Solution

The fourth proportional to 86,891.02, 130,343.82 and 27,735.10 is: 41,604.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,891.02 : 130,343.82 = 27,735.10 : x
  2. Step 2: Convert to fraction form
    86,891.02/130,343.82 = 27,735.10/x
  3. Step 3: Cross multiply
    86,891.02x = 130,343.82 × 27,735.10
  4. Step 4: Simplify right side
    86,891.02x = 3,615,098,882.08
  5. Step 5: Solve for x
    x = 3,615,098,882.08/86,891.02
  6. Step 6: Final answer
    x = 41,604.98

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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.