Home / 86,551.42-129,833.70-23,370.62

Finding the Fourth Proportional to 86,551.42, 129,833.70 and 23,370.62

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Solution

The fourth proportional to 86,551.42, 129,833.70 and 23,370.62 is: 35,057.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,551.42 : 129,833.70 = 23,370.62 : x
  2. Step 2: Convert to fraction form
    86,551.42/129,833.70 = 23,370.62/x
  3. Step 3: Cross multiply
    86,551.42x = 129,833.70 × 23,370.62
  4. Step 4: Simplify right side
    86,551.42x = 3,034,294,523.56
  5. Step 5: Solve for x
    x = 3,034,294,523.56/86,551.42
  6. Step 6: Final answer
    x = 35,057.71

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1.5x scale

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.