Home / 54,987.12-82,436.94-23,800.50

Finding the Fourth Proportional to 54,987.12, 82,436.94 and 23,800.50

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Solution

The fourth proportional to 54,987.12, 82,436.94 and 23,800.50 is: 35,681.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,987.12 : 82,436.94 = 23,800.50 : x
  2. Step 2: Convert to fraction form
    54,987.12/82,436.94 = 23,800.50/x
  3. Step 3: Cross multiply
    54,987.12x = 82,436.94 × 23,800.50
  4. Step 4: Simplify right side
    54,987.12x = 1,962,040,390.47
  5. Step 5: Solve for x
    x = 1,962,040,390.47/54,987.12
  6. Step 6: Final answer
    x = 35,681.82

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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.