Home / 48,717.12-73,083.32-20,637.24

Finding the Fourth Proportional to 48,717.12, 73,083.32 and 20,637.24

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Solution

The fourth proportional to 48,717.12, 73,083.32 and 20,637.24 is: 30,959.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,717.12 : 73,083.32 = 20,637.24 : x
  2. Step 2: Convert to fraction form
    48,717.12/73,083.32 = 20,637.24/x
  3. Step 3: Cross multiply
    48,717.12x = 73,083.32 × 20,637.24
  4. Step 4: Simplify right side
    48,717.12x = 1,508,238,014.84
  5. Step 5: Solve for x
    x = 1,508,238,014.84/48,717.12
  6. Step 6: Final answer
    x = 30,959.10

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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.