Home / 54,418.08-75,092.86-30,220.40

Finding the Fourth Proportional to 54,418.08, 75,092.86 and 30,220.40

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Solution

The fourth proportional to 54,418.08, 75,092.86 and 30,220.40 is: 41,701.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,418.08 : 75,092.86 = 30,220.40 : x
  2. Step 2: Convert to fraction form
    54,418.08/75,092.86 = 30,220.40/x
  3. Step 3: Cross multiply
    54,418.08x = 75,092.86 × 30,220.40
  4. Step 4: Simplify right side
    54,418.08x = 2,269,336,266.34
  5. Step 5: Solve for x
    x = 2,269,336,266.34/54,418.08
  6. Step 6: Final answer
    x = 41,701.88

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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.