Home / 61,893.06-92,824.71-28,581.12

Finding the Fourth Proportional to 61,893.06, 92,824.71 and 28,581.12

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Solution

The fourth proportional to 61,893.06, 92,824.71 and 28,581.12 is: 42,864.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,893.06 : 92,824.71 = 28,581.12 : x
  2. Step 2: Convert to fraction form
    61,893.06/92,824.71 = 28,581.12/x
  3. Step 3: Cross multiply
    61,893.06x = 92,824.71 × 28,581.12
  4. Step 4: Simplify right side
    61,893.06x = 2,653,034,175.48
  5. Step 5: Solve for x
    x = 2,653,034,175.48/61,893.06
  6. Step 6: Final answer
    x = 42,864.81

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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.