Home / 54,524.91-75,242.40-30,653.81

Finding the Fourth Proportional to 54,524.91, 75,242.40 and 30,653.81

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Solution

The fourth proportional to 54,524.91, 75,242.40 and 30,653.81 is: 42,301.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,524.91 : 75,242.40 = 30,653.81 : x
  2. Step 2: Convert to fraction form
    54,524.91/75,242.40 = 30,653.81/x
  3. Step 3: Cross multiply
    54,524.91x = 75,242.40 × 30,653.81
  4. Step 4: Simplify right side
    54,524.91x = 2,306,465,857.33
  5. Step 5: Solve for x
    x = 2,306,465,857.33/54,524.91
  6. Step 6: Final answer
    x = 42,301.14

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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.