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Finding the Fourth Proportional to 174,296.62, 260,785.17 and 103,257.39

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Solution

The fourth proportional to 174,296.62, 260,785.17 and 103,257.39 is: 154,495.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,296.62 : 260,785.17 = 103,257.39 : x
  2. Step 2: Convert to fraction form
    174,296.62/260,785.17 = 103,257.39/x
  3. Step 3: Cross multiply
    174,296.62x = 260,785.17 × 103,257.39
  4. Step 4: Simplify right side
    174,296.62x = 26,927,996,004.91
  5. Step 5: Solve for x
    x = 26,927,996,004.91/174,296.62
  6. Step 6: Final answer
    x = 154,495.23

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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.