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Finding the Fourth Proportional to 67,588.92, 101,385.72 and 23,215.33

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Solution

The fourth proportional to 67,588.92, 101,385.72 and 23,215.33 is: 34,823.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,588.92 : 101,385.72 = 23,215.33 : x
  2. Step 2: Convert to fraction form
    67,588.92/101,385.72 = 23,215.33/x
  3. Step 3: Cross multiply
    67,588.92x = 101,385.72 × 23,215.33
  4. Step 4: Simplify right side
    67,588.92x = 2,353,702,947.09
  5. Step 5: Solve for x
    x = 2,353,702,947.09/67,588.92
  6. Step 6: Final answer
    x = 34,823.80

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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.