Home / 48,185.98-72,281.80-18,603.97

Finding the Fourth Proportional to 48,185.98, 72,281.80 and 18,603.97

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Solution

The fourth proportional to 48,185.98, 72,281.80 and 18,603.97 is: 27,907.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,185.98 : 72,281.80 = 18,603.97 : x
  2. Step 2: Convert to fraction form
    48,185.98/72,281.80 = 18,603.97/x
  3. Step 3: Cross multiply
    48,185.98x = 72,281.80 × 18,603.97
  4. Step 4: Simplify right side
    48,185.98x = 1,344,728,438.75
  5. Step 5: Solve for x
    x = 1,344,728,438.75/48,185.98
  6. Step 6: Final answer
    x = 27,907.05

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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.