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Finding the Fourth Proportional to 124,552.84, 186,977.22 and 98,276.44

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Solution

The fourth proportional to 124,552.84, 186,977.22 and 98,276.44 is: 147,531.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,552.84 : 186,977.22 = 98,276.44 : x
  2. Step 2: Convert to fraction form
    124,552.84/186,977.22 = 98,276.44/x
  3. Step 3: Cross multiply
    124,552.84x = 186,977.22 × 98,276.44
  4. Step 4: Simplify right side
    124,552.84x = 18,375,455,542.70
  5. Step 5: Solve for x
    x = 18,375,455,542.70/124,552.84
  6. Step 6: Final answer
    x = 147,531.41

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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.