Home / 54,021.80-74,548.14-33,889.52

Finding the Fourth Proportional to 54,021.80, 74,548.14 and 33,889.52

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Solution

The fourth proportional to 54,021.80, 74,548.14 and 33,889.52 is: 46,766.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,021.80 : 74,548.14 = 33,889.52 : x
  2. Step 2: Convert to fraction form
    54,021.80/74,548.14 = 33,889.52/x
  3. Step 3: Cross multiply
    54,021.80x = 74,548.14 × 33,889.52
  4. Step 4: Simplify right side
    54,021.80x = 2,526,400,681.49
  5. Step 5: Solve for x
    x = 2,526,400,681.49/54,021.80
  6. Step 6: Final answer
    x = 46,766.32

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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.