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Finding the Fourth Proportional to 67,661.63, 101,499.28 and 23,282.54

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Solution

The fourth proportional to 67,661.63, 101,499.28 and 23,282.54 is: 34,926.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,661.63 : 101,499.28 = 23,282.54 : x
  2. Step 2: Convert to fraction form
    67,661.63/101,499.28 = 23,282.54/x
  3. Step 3: Cross multiply
    67,661.63x = 101,499.28 × 23,282.54
  4. Step 4: Simplify right side
    67,661.63x = 2,363,160,861.49
  5. Step 5: Solve for x
    x = 2,363,160,861.49/67,661.63
  6. Step 6: Final answer
    x = 34,926.16

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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.