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Finding the Fourth Proportional to 168,612.68, 252,727.02 and 56,266.52

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Solution

The fourth proportional to 168,612.68, 252,727.02 and 56,266.52 is: 84,335.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,612.68 : 252,727.02 = 56,266.52 : x
  2. Step 2: Convert to fraction form
    168,612.68/252,727.02 = 56,266.52/x
  3. Step 3: Cross multiply
    168,612.68x = 252,727.02 × 56,266.52
  4. Step 4: Simplify right side
    168,612.68x = 14,220,069,925.37
  5. Step 5: Solve for x
    x = 14,220,069,925.37/168,612.68
  6. Step 6: Final answer
    x = 84,335.71

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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.