Home / 54,541.80-75,266.68-30,342.64

Finding the Fourth Proportional to 54,541.80, 75,266.68 and 30,342.64

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Solution

The fourth proportional to 54,541.80, 75,266.68 and 30,342.64 is: 41,872.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,541.80 : 75,266.68 = 30,342.64 : x
  2. Step 2: Convert to fraction form
    54,541.80/75,266.68 = 30,342.64/x
  3. Step 3: Cross multiply
    54,541.80x = 75,266.68 × 30,342.64
  4. Step 4: Simplify right side
    54,541.80x = 2,283,789,775.24
  5. Step 5: Solve for x
    x = 2,283,789,775.24/54,541.80
  6. Step 6: Final answer
    x = 41,872.28

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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.