Home / 388,029.36-582,044.28-107,549.04

Finding the Fourth Proportional to 388,029.36, 582,044.28 and 107,549.04

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Solution

The fourth proportional to 388,029.36, 582,044.28 and 107,549.04 is: 161,323.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,029.36 : 582,044.28 = 107,549.04 : x
  2. Step 2: Convert to fraction form
    388,029.36/582,044.28 = 107,549.04/x
  3. Step 3: Cross multiply
    388,029.36x = 582,044.28 × 107,549.04
  4. Step 4: Simplify right side
    388,029.36x = 62,598,303,551.49
  5. Step 5: Solve for x
    x = 62,598,303,551.49/388,029.36
  6. Step 6: Final answer
    x = 161,323.63

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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.