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Finding the Fourth Proportional to 61,402.83, 84,736.04 and 36,253.95

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Solution

The fourth proportional to 61,402.83, 84,736.04 and 36,253.95 is: 50,030.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,402.83 : 84,736.04 = 36,253.95 : x
  2. Step 2: Convert to fraction form
    61,402.83/84,736.04 = 36,253.95/x
  3. Step 3: Cross multiply
    61,402.83x = 84,736.04 × 36,253.95
  4. Step 4: Simplify right side
    61,402.83x = 3,072,015,976.09
  5. Step 5: Solve for x
    x = 3,072,015,976.09/61,402.83
  6. Step 6: Final answer
    x = 50,030.53

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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.