Home / 54,132.07-81,105.22-48,653.77

Finding the Fourth Proportional to 54,132.07, 81,105.22 and 48,653.77

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Solution

The fourth proportional to 54,132.07, 81,105.22 and 48,653.77 is: 72,897.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,132.07 : 81,105.22 = 48,653.77 : x
  2. Step 2: Convert to fraction form
    54,132.07/81,105.22 = 48,653.77/x
  3. Step 3: Cross multiply
    54,132.07x = 81,105.22 × 48,653.77
  4. Step 4: Simplify right side
    54,132.07x = 3,946,074,719.68
  5. Step 5: Solve for x
    x = 3,946,074,719.68/54,132.07
  6. Step 6: Final answer
    x = 72,897.17

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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.