Home / 48,870.20-73,272.90-17,701.40

Finding the Fourth Proportional to 48,870.20, 73,272.90 and 17,701.40

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Solution

The fourth proportional to 48,870.20, 73,272.90 and 17,701.40 is: 26,540.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,870.20 : 73,272.90 = 17,701.40 : x
  2. Step 2: Convert to fraction form
    48,870.20/73,272.90 = 17,701.40/x
  3. Step 3: Cross multiply
    48,870.20x = 73,272.90 × 17,701.40
  4. Step 4: Simplify right side
    48,870.20x = 1,297,032,912.06
  5. Step 5: Solve for x
    x = 1,297,032,912.06/48,870.20
  6. Step 6: Final answer
    x = 26,540.36

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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.