Home / 54,739.02-75,537.56-30,867.92

Finding the Fourth Proportional to 54,739.02, 75,537.56 and 30,867.92

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Solution

The fourth proportional to 54,739.02, 75,537.56 and 30,867.92 is: 42,596.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,739.02 : 75,537.56 = 30,867.92 : x
  2. Step 2: Convert to fraction form
    54,739.02/75,537.56 = 30,867.92/x
  3. Step 3: Cross multiply
    54,739.02x = 75,537.56 × 30,867.92
  4. Step 4: Simplify right side
    54,739.02x = 2,331,687,359.08
  5. Step 5: Solve for x
    x = 2,331,687,359.08/54,739.02
  6. Step 6: Final answer
    x = 42,596.44

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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.