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Finding the Fourth Proportional to 137,502.84, 206,268.84 and 58,625.04

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Solution

The fourth proportional to 137,502.84, 206,268.84 and 58,625.04 is: 87,943.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,502.84 : 206,268.84 = 58,625.04 : x
  2. Step 2: Convert to fraction form
    137,502.84/206,268.84 = 58,625.04/x
  3. Step 3: Cross multiply
    137,502.84x = 206,268.84 × 58,625.04
  4. Step 4: Simplify right side
    137,502.84x = 12,092,518,995.75
  5. Step 5: Solve for x
    x = 12,092,518,995.75/137,502.84
  6. Step 6: Final answer
    x = 87,943.78

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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.