Home / 54,529.03-75,249.61-30,655.81

Finding the Fourth Proportional to 54,529.03, 75,249.61 and 30,655.81

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Solution

The fourth proportional to 54,529.03, 75,249.61 and 30,655.81 is: 42,304.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,529.03 : 75,249.61 = 30,655.81 : x
  2. Step 2: Convert to fraction form
    54,529.03/75,249.61 = 30,655.81/x
  3. Step 3: Cross multiply
    54,529.03x = 75,249.61 × 30,655.81
  4. Step 4: Simplify right side
    54,529.03x = 2,306,837,746.73
  5. Step 5: Solve for x
    x = 2,306,837,746.73/54,529.03
  6. Step 6: Final answer
    x = 42,304.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.