Home / 54,806.01-75,631.89-30,932.47

Finding the Fourth Proportional to 54,806.01, 75,631.89 and 30,932.47

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Solution

The fourth proportional to 54,806.01, 75,631.89 and 30,932.47 is: 42,686.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,806.01 : 75,631.89 = 30,932.47 : x
  2. Step 2: Convert to fraction form
    54,806.01/75,631.89 = 30,932.47/x
  3. Step 3: Cross multiply
    54,806.01x = 75,631.89 × 30,932.47
  4. Step 4: Simplify right side
    54,806.01x = 2,339,481,168.47
  5. Step 5: Solve for x
    x = 2,339,481,168.47/54,806.01
  6. Step 6: Final answer
    x = 42,686.58

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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.