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Finding the Fourth Proportional to 174,967.62, 262,295.16 and 68,326.76

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Solution

The fourth proportional to 174,967.62, 262,295.16 and 68,326.76 is: 102,429.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,967.62 : 262,295.16 = 68,326.76 : x
  2. Step 2: Convert to fraction form
    174,967.62/262,295.16 = 68,326.76/x
  3. Step 3: Cross multiply
    174,967.62x = 262,295.16 × 68,326.76
  4. Step 4: Simplify right side
    174,967.62x = 17,921,778,446.48
  5. Step 5: Solve for x
    x = 17,921,778,446.48/174,967.62
  6. Step 6: Final answer
    x = 102,429.11

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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.