Home / 61,081.54-84,284.70-34,217.44

Finding the Fourth Proportional to 61,081.54, 84,284.70 and 34,217.44

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Solution

The fourth proportional to 61,081.54, 84,284.70 and 34,217.44 is: 47,215.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,081.54 : 84,284.70 = 34,217.44 : x
  2. Step 2: Convert to fraction form
    61,081.54/84,284.70 = 34,217.44/x
  3. Step 3: Cross multiply
    61,081.54x = 84,284.70 × 34,217.44
  4. Step 4: Simplify right side
    61,081.54x = 2,884,006,518.61
  5. Step 5: Solve for x
    x = 2,884,006,518.61/61,081.54
  6. Step 6: Final answer
    x = 47,215.68

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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.