Home / 48,920.48-73,366.36-20,840.24

Finding the Fourth Proportional to 48,920.48, 73,366.36 and 20,840.24

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Solution

The fourth proportional to 48,920.48, 73,366.36 and 20,840.24 is: 31,254.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,920.48 : 73,366.36 = 20,840.24 : x
  2. Step 2: Convert to fraction form
    48,920.48/73,366.36 = 20,840.24/x
  3. Step 3: Cross multiply
    48,920.48x = 73,366.36 × 20,840.24
  4. Step 4: Simplify right side
    48,920.48x = 1,528,972,550.33
  5. Step 5: Solve for x
    x = 1,528,972,550.33/48,920.48
  6. Step 6: Final answer
    x = 31,254.24

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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.