Home / 48,643.13-67,127.52-27,422.40

Finding the Fourth Proportional to 48,643.13, 67,127.52 and 27,422.40

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Solution

The fourth proportional to 48,643.13, 67,127.52 and 27,422.40 is: 37,842.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,643.13 : 67,127.52 = 27,422.40 : x
  2. Step 2: Convert to fraction form
    48,643.13/67,127.52 = 27,422.40/x
  3. Step 3: Cross multiply
    48,643.13x = 67,127.52 × 27,422.40
  4. Step 4: Simplify right side
    48,643.13x = 1,840,797,704.45
  5. Step 5: Solve for x
    x = 1,840,797,704.45/48,643.13
  6. Step 6: Final answer
    x = 37,842.91

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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.