Home / 48,839.58-67,406.42-28,701.41

Finding the Fourth Proportional to 48,839.58, 67,406.42 and 28,701.41

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Solution

The fourth proportional to 48,839.58, 67,406.42 and 28,701.41 is: 39,612.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,839.58 : 67,406.42 = 28,701.41 : x
  2. Step 2: Convert to fraction form
    48,839.58/67,406.42 = 28,701.41/x
  3. Step 3: Cross multiply
    48,839.58x = 67,406.42 × 28,701.41
  4. Step 4: Simplify right side
    48,839.58x = 1,934,659,398.71
  5. Step 5: Solve for x
    x = 1,934,659,398.71/48,839.58
  6. Step 6: Final answer
    x = 39,612.53

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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.