Home / 98,765.53-136,297.99-55,747.24

Finding the Fourth Proportional to 98,765.53, 136,297.99 and 55,747.24

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Solution

The fourth proportional to 98,765.53, 136,297.99 and 55,747.24 is: 76,932.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,765.53 : 136,297.99 = 55,747.24 : x
  2. Step 2: Convert to fraction form
    98,765.53/136,297.99 = 55,747.24/x
  3. Step 3: Cross multiply
    98,765.53x = 136,297.99 × 55,747.24
  4. Step 4: Simplify right side
    98,765.53x = 7,598,236,488.99
  5. Step 5: Solve for x
    x = 7,598,236,488.99/98,765.53
  6. Step 6: Final answer
    x = 76,932.07

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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.