Home / 86,754.38-130,131.63-24,424.88

Finding the Fourth Proportional to 86,754.38, 130,131.63 and 24,424.88

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Solution

The fourth proportional to 86,754.38, 130,131.63 and 24,424.88 is: 36,637.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,754.38 : 130,131.63 = 24,424.88 : x
  2. Step 2: Convert to fraction form
    86,754.38/130,131.63 = 24,424.88/x
  3. Step 3: Cross multiply
    86,754.38x = 130,131.63 × 24,424.88
  4. Step 4: Simplify right side
    86,754.38x = 3,178,448,796.30
  5. Step 5: Solve for x
    x = 3,178,448,796.30/86,754.38
  6. Step 6: Final answer
    x = 36,637.33

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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.