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Finding the Fourth Proportional to 61,632.49, 92,460.73 and 23,679

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Solution

The fourth proportional to 61,632.49, 92,460.73 and 23,679 is: 35,523.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,632.49 : 92,460.73 = 23,679 : x
  2. Step 2: Convert to fraction form
    61,632.49/92,460.73 = 23,679/x
  3. Step 3: Cross multiply
    61,632.49x = 92,460.73 × 23,679
  4. Step 4: Simplify right side
    61,632.49x = 2,189,377,625.67
  5. Step 5: Solve for x
    x = 2,189,377,625.67/61,632.49
  6. Step 6: Final answer
    x = 35,523.11

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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.