Home / 54,190.03-74,807.82-40,766.41

Finding the Fourth Proportional to 54,190.03, 74,807.82 and 40,766.41

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Solution

The fourth proportional to 54,190.03, 74,807.82 and 40,766.41 is: 56,276.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,190.03 : 74,807.82 = 40,766.41 : x
  2. Step 2: Convert to fraction form
    54,190.03/74,807.82 = 40,766.41/x
  3. Step 3: Cross multiply
    54,190.03x = 74,807.82 × 40,766.41
  4. Step 4: Simplify right side
    54,190.03x = 3,049,646,261.33
  5. Step 5: Solve for x
    x = 3,049,646,261.33/54,190.03
  6. Step 6: Final answer
    x = 56,276.89

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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.