Home / 86,767.31-130,161.50-24,437.81

Finding the Fourth Proportional to 86,767.31, 130,161.50 and 24,437.81

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Solution

The fourth proportional to 86,767.31, 130,161.50 and 24,437.81 is: 36,659.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,767.31 : 130,161.50 = 24,437.81 : x
  2. Step 2: Convert to fraction form
    86,767.31/130,161.50 = 24,437.81/x
  3. Step 3: Cross multiply
    86,767.31x = 130,161.50 × 24,437.81
  4. Step 4: Simplify right side
    86,767.31x = 3,180,862,270.62
  5. Step 5: Solve for x
    x = 3,180,862,270.62/86,767.31
  6. Step 6: Final answer
    x = 36,659.68

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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.