Home / 54,220.30-74,824.00-30,346.97

Finding the Fourth Proportional to 54,220.30, 74,824.00 and 30,346.97

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Solution

The fourth proportional to 54,220.30, 74,824.00 and 30,346.97 is: 41,878.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,220.30 : 74,824.00 = 30,346.97 : x
  2. Step 2: Convert to fraction form
    54,220.30/74,824.00 = 30,346.97/x
  3. Step 3: Cross multiply
    54,220.30x = 74,824.00 × 30,346.97
  4. Step 4: Simplify right side
    54,220.30x = 2,270,681,233.29
  5. Step 5: Solve for x
    x = 2,270,681,233.29/54,220.30
  6. Step 6: Final answer
    x = 41,878.80

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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.