Home / 54,317.12-74,952.96-33,103.04

Finding the Fourth Proportional to 54,317.12, 74,952.96 and 33,103.04

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Solution

The fourth proportional to 54,317.12, 74,952.96 and 33,103.04 is: 45,679.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,317.12 : 74,952.96 = 33,103.04 : x
  2. Step 2: Convert to fraction form
    54,317.12/74,952.96 = 33,103.04/x
  3. Step 3: Cross multiply
    54,317.12x = 74,952.96 × 33,103.04
  4. Step 4: Simplify right side
    54,317.12x = 2,481,170,833.00
  5. Step 5: Solve for x
    x = 2,481,170,833.00/54,317.12
  6. Step 6: Final answer
    x = 45,679.35

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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.