Home / 54,005.88-74,527.83-30,132.51

Finding the Fourth Proportional to 54,005.88, 74,527.83 and 30,132.51

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Solution

The fourth proportional to 54,005.88, 74,527.83 and 30,132.51 is: 41,582.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,005.88 : 74,527.83 = 30,132.51 : x
  2. Step 2: Convert to fraction form
    54,005.88/74,527.83 = 30,132.51/x
  3. Step 3: Cross multiply
    54,005.88x = 74,527.83 × 30,132.51
  4. Step 4: Simplify right side
    54,005.88x = 2,245,710,582.75
  5. Step 5: Solve for x
    x = 2,245,710,582.75/54,005.88
  6. Step 6: Final answer
    x = 41,582.71

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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.