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Finding the Fourth Proportional to 173,801.12, 239,850.60 and 98,348

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Solution

The fourth proportional to 173,801.12, 239,850.60 and 98,348 is: 135,723.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,801.12 : 239,850.60 = 98,348 : x
  2. Step 2: Convert to fraction form
    173,801.12/239,850.60 = 98,348/x
  3. Step 3: Cross multiply
    173,801.12x = 239,850.60 × 98,348
  4. Step 4: Simplify right side
    173,801.12x = 23,588,826,808.80
  5. Step 5: Solve for x
    x = 23,588,826,808.80/173,801.12
  6. Step 6: Final answer
    x = 135,723.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.