Home / 54,531.28-75,254.08-33,021.68

Finding the Fourth Proportional to 54,531.28, 75,254.08 and 33,021.68

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Solution

The fourth proportional to 54,531.28, 75,254.08 and 33,021.68 is: 45,570.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,531.28 : 75,254.08 = 33,021.68 : x
  2. Step 2: Convert to fraction form
    54,531.28/75,254.08 = 33,021.68/x
  3. Step 3: Cross multiply
    54,531.28x = 75,254.08 × 33,021.68
  4. Step 4: Simplify right side
    54,531.28x = 2,485,016,174.85
  5. Step 5: Solve for x
    x = 2,485,016,174.85/54,531.28
  6. Step 6: Final answer
    x = 45,570.47

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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.