Home / 61,801.27-92,701.89-28,511.47

Finding the Fourth Proportional to 61,801.27, 92,701.89 and 28,511.47

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Solution

The fourth proportional to 61,801.27, 92,701.89 and 28,511.47 is: 42,767.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,801.27 : 92,701.89 = 28,511.47 : x
  2. Step 2: Convert to fraction form
    61,801.27/92,701.89 = 28,511.47/x
  3. Step 3: Cross multiply
    61,801.27x = 92,701.89 × 28,511.47
  4. Step 4: Simplify right side
    61,801.27x = 2,643,067,155.68
  5. Step 5: Solve for x
    x = 2,643,067,155.68/61,801.27
  6. Step 6: Final answer
    x = 42,767.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.