Home / 86,452.96-129,589.53-36,491.35

Finding the Fourth Proportional to 86,452.96, 129,589.53 and 36,491.35

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Solution

The fourth proportional to 86,452.96, 129,589.53 and 36,491.35 is: 54,699.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,452.96 : 129,589.53 = 36,491.35 : x
  2. Step 2: Convert to fraction form
    86,452.96/129,589.53 = 36,491.35/x
  3. Step 3: Cross multiply
    86,452.96x = 129,589.53 × 36,491.35
  4. Step 4: Simplify right side
    86,452.96x = 4,728,896,895.57
  5. Step 5: Solve for x
    x = 4,728,896,895.57/86,452.96
  6. Step 6: Final answer
    x = 54,699.07

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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.