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Finding the Fourth Proportional to 98,671.11, 148,015.99 and 27,593.74

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Solution

The fourth proportional to 98,671.11, 148,015.99 and 27,593.74 is: 41,393.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,671.11 : 148,015.99 = 27,593.74 : x
  2. Step 2: Convert to fraction form
    98,671.11/148,015.99 = 27,593.74/x
  3. Step 3: Cross multiply
    98,671.11x = 148,015.99 × 27,593.74
  4. Step 4: Simplify right side
    98,671.11x = 4,084,314,963.41
  5. Step 5: Solve for x
    x = 4,084,314,963.41/98,671.11
  6. Step 6: Final answer
    x = 41,393.22

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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.