Home / 86,325.75-119,131.97-48,600

Finding the Fourth Proportional to 86,325.75, 119,131.97 and 48,600

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Solution

The fourth proportional to 86,325.75, 119,131.97 and 48,600 is: 67,069.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,325.75 : 119,131.97 = 48,600 : x
  2. Step 2: Convert to fraction form
    86,325.75/119,131.97 = 48,600/x
  3. Step 3: Cross multiply
    86,325.75x = 119,131.97 × 48,600
  4. Step 4: Simplify right side
    86,325.75x = 5,789,813,499
  5. Step 5: Solve for x
    x = 5,789,813,499/86,325.75
  6. Step 6: Final answer
    x = 67,069.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.