Home / 45,638.16-68,466.84-17,175.28

Finding the Fourth Proportional to 45,638.16, 68,466.84 and 17,175.28

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Solution

The fourth proportional to 45,638.16, 68,466.84 and 17,175.28 is: 25,766.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,638.16 : 68,466.84 = 17,175.28 : x
  2. Step 2: Convert to fraction form
    45,638.16/68,466.84 = 17,175.28/x
  3. Step 3: Cross multiply
    45,638.16x = 68,466.84 × 17,175.28
  4. Step 4: Simplify right side
    45,638.16x = 1,175,937,147.72
  5. Step 5: Solve for x
    x = 1,175,937,147.72/45,638.16
  6. Step 6: Final answer
    x = 25,766.53

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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.