Home / 54,837.24-75,675.24-30,963.44

Finding the Fourth Proportional to 54,837.24, 75,675.24 and 30,963.44

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Solution

The fourth proportional to 54,837.24, 75,675.24 and 30,963.44 is: 42,729.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,837.24 : 75,675.24 = 30,963.44 : x
  2. Step 2: Convert to fraction form
    54,837.24/75,675.24 = 30,963.44/x
  3. Step 3: Cross multiply
    54,837.24x = 75,675.24 × 30,963.44
  4. Step 4: Simplify right side
    54,837.24x = 2,343,165,374.85
  5. Step 5: Solve for x
    x = 2,343,165,374.85/54,837.24
  6. Step 6: Final answer
    x = 42,729.45

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1.5x scale

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.