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Finding the Fourth Proportional to 168,006.51, 252,058.95 and 49,680.90

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Solution

The fourth proportional to 168,006.51, 252,058.95 and 49,680.90 is: 74,535.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,006.51 : 252,058.95 = 49,680.90 : x
  2. Step 2: Convert to fraction form
    168,006.51/252,058.95 = 49,680.90/x
  3. Step 3: Cross multiply
    168,006.51x = 252,058.95 × 49,680.90
  4. Step 4: Simplify right side
    168,006.51x = 12,522,515,489.06
  5. Step 5: Solve for x
    x = 12,522,515,489.06/168,006.51
  6. Step 6: Final answer
    x = 74,535.89

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1.5x scale

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.