Home / 48,890.70-73,303.65-17,721.90

Finding the Fourth Proportional to 48,890.70, 73,303.65 and 17,721.90

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Solution

The fourth proportional to 48,890.70, 73,303.65 and 17,721.90 is: 26,571.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,890.70 : 73,303.65 = 17,721.90 : x
  2. Step 2: Convert to fraction form
    48,890.70/73,303.65 = 17,721.90/x
  3. Step 3: Cross multiply
    48,890.70x = 73,303.65 × 17,721.90
  4. Step 4: Simplify right side
    48,890.70x = 1,299,079,954.94
  5. Step 5: Solve for x
    x = 1,299,079,954.94/48,890.70
  6. Step 6: Final answer
    x = 26,571.11

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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.