Home / 61,511.13-84,891.77-37,653.70

Finding the Fourth Proportional to 61,511.13, 84,891.77 and 37,653.70

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Solution

The fourth proportional to 61,511.13, 84,891.77 and 37,653.70 is: 51,966.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,511.13 : 84,891.77 = 37,653.70 : x
  2. Step 2: Convert to fraction form
    61,511.13/84,891.77 = 37,653.70/x
  3. Step 3: Cross multiply
    61,511.13x = 84,891.77 × 37,653.70
  4. Step 4: Simplify right side
    61,511.13x = 3,196,489,240.05
  5. Step 5: Solve for x
    x = 3,196,489,240.05/61,511.13
  6. Step 6: Final answer
    x = 51,966.03

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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.