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Finding the Fourth Proportional to 61,230.62, 84,492.48 and 34,367.88

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Solution

The fourth proportional to 61,230.62, 84,492.48 and 34,367.88 is: 47,424.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,230.62 : 84,492.48 = 34,367.88 : x
  2. Step 2: Convert to fraction form
    61,230.62/84,492.48 = 34,367.88/x
  3. Step 3: Cross multiply
    61,230.62x = 84,492.48 × 34,367.88
  4. Step 4: Simplify right side
    61,230.62x = 2,903,827,413.54
  5. Step 5: Solve for x
    x = 2,903,827,413.54/61,230.62
  6. Step 6: Final answer
    x = 47,424.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.