Home / 48,048.88-72,073.32-21,753.04

Finding the Fourth Proportional to 48,048.88, 72,073.32 and 21,753.04

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Solution

The fourth proportional to 48,048.88, 72,073.32 and 21,753.04 is: 32,629.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,048.88 : 72,073.32 = 21,753.04 : x
  2. Step 2: Convert to fraction form
    48,048.88/72,073.32 = 21,753.04/x
  3. Step 3: Cross multiply
    48,048.88x = 72,073.32 × 21,753.04
  4. Step 4: Simplify right side
    48,048.88x = 1,567,813,812.89
  5. Step 5: Solve for x
    x = 1,567,813,812.89/48,048.88
  6. Step 6: Final answer
    x = 32,629.56

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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.