Home / 48,821.90-67,371.02-27,307.91

Finding the Fourth Proportional to 48,821.90, 67,371.02 and 27,307.91

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Solution

The fourth proportional to 48,821.90, 67,371.02 and 27,307.91 is: 37,683.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,821.90 : 67,371.02 = 27,307.91 : x
  2. Step 2: Convert to fraction form
    48,821.90/67,371.02 = 27,307.91/x
  3. Step 3: Cross multiply
    48,821.90x = 67,371.02 × 27,307.91
  4. Step 4: Simplify right side
    48,821.90x = 1,839,761,987.47
  5. Step 5: Solve for x
    x = 1,839,761,987.47/48,821.90
  6. Step 6: Final answer
    x = 37,683.13

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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.