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Finding the Fourth Proportional to 61,167.84, 84,417.84 and 36,025.44

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Solution

The fourth proportional to 61,167.84, 84,417.84 and 36,025.44 is: 49,718.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,167.84 : 84,417.84 = 36,025.44 : x
  2. Step 2: Convert to fraction form
    61,167.84/84,417.84 = 36,025.44/x
  3. Step 3: Cross multiply
    61,167.84x = 84,417.84 × 36,025.44
  4. Step 4: Simplify right side
    61,167.84x = 3,041,189,829.85
  5. Step 5: Solve for x
    x = 3,041,189,829.85/61,167.84
  6. Step 6: Final answer
    x = 49,718.77

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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.