Home / 103,694.02-155,584.79-95,418.97

Finding the Fourth Proportional to 103,694.02, 155,584.79 and 95,418.97

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Solution

The fourth proportional to 103,694.02, 155,584.79 and 95,418.97 is: 143,168.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,694.02 : 155,584.79 = 95,418.97 : x
  2. Step 2: Convert to fraction form
    103,694.02/155,584.79 = 95,418.97/x
  3. Step 3: Cross multiply
    103,694.02x = 155,584.79 × 95,418.97
  4. Step 4: Simplify right side
    103,694.02x = 14,845,740,409.47
  5. Step 5: Solve for x
    x = 14,845,740,409.47/103,694.02
  6. Step 6: Final answer
    x = 143,168.72

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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.