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Finding the Fourth Proportional to 168,004.60, 251,909.70 and 62,834.20

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Solution

The fourth proportional to 168,004.60, 251,909.70 and 62,834.20 is: 94,214.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,004.60 : 251,909.70 = 62,834.20 : x
  2. Step 2: Convert to fraction form
    168,004.60/251,909.70 = 62,834.20/x
  3. Step 3: Cross multiply
    168,004.60x = 251,909.70 × 62,834.20
  4. Step 4: Simplify right side
    168,004.60x = 15,828,544,471.74
  5. Step 5: Solve for x
    x = 15,828,544,471.74/168,004.60
  6. Step 6: Final answer
    x = 94,214.95

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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.