Home / 45,400.89-68,120.93-17,329.38

Finding the Fourth Proportional to 45,400.89, 68,120.93 and 17,329.38

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Solution

The fourth proportional to 45,400.89, 68,120.93 and 17,329.38 is: 26,001.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,400.89 : 68,120.93 = 17,329.38 : x
  2. Step 2: Convert to fraction form
    45,400.89/68,120.93 = 17,329.38/x
  3. Step 3: Cross multiply
    45,400.89x = 68,120.93 × 17,329.38
  4. Step 4: Simplify right side
    45,400.89x = 1,180,493,395.28
  5. Step 5: Solve for x
    x = 1,180,493,395.28/45,400.89
  6. Step 6: Final answer
    x = 26,001.55

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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.