Home / 45,400.24-68,102.16-15,821.08

Finding the Fourth Proportional to 45,400.24, 68,102.16 and 15,821.08

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Solution

The fourth proportional to 45,400.24, 68,102.16 and 15,821.08 is: 23,732.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,400.24 : 68,102.16 = 15,821.08 : x
  2. Step 2: Convert to fraction form
    45,400.24/68,102.16 = 15,821.08/x
  3. Step 3: Cross multiply
    45,400.24x = 68,102.16 × 15,821.08
  4. Step 4: Simplify right side
    45,400.24x = 1,077,449,721.53
  5. Step 5: Solve for x
    x = 1,077,449,721.53/45,400.24
  6. Step 6: Final answer
    x = 23,732.25

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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.