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Finding the Fourth Proportional to 68,335.01, 102,501.71 and 23,355.93

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Solution

The fourth proportional to 68,335.01, 102,501.71 and 23,355.93 is: 35,033.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,335.01 : 102,501.71 = 23,355.93 : x
  2. Step 2: Convert to fraction form
    68,335.01/102,501.71 = 23,355.93/x
  3. Step 3: Cross multiply
    68,335.01x = 102,501.71 × 23,355.93
  4. Step 4: Simplify right side
    68,335.01x = 2,394,022,646.86
  5. Step 5: Solve for x
    x = 2,394,022,646.86/68,335.01
  6. Step 6: Final answer
    x = 35,033.62

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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.