Home / 54,185.66-74,801.78-40,762.04

Finding the Fourth Proportional to 54,185.66, 74,801.78 and 40,762.04

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Solution

The fourth proportional to 54,185.66, 74,801.78 and 40,762.04 is: 56,270.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,185.66 : 74,801.78 = 40,762.04 : x
  2. Step 2: Convert to fraction form
    54,185.66/74,801.78 = 40,762.04/x
  3. Step 3: Cross multiply
    54,185.66x = 74,801.78 × 40,762.04
  4. Step 4: Simplify right side
    54,185.66x = 3,049,072,723.47
  5. Step 5: Solve for x
    x = 3,049,072,723.47/54,185.66
  6. Step 6: Final answer
    x = 56,270.84

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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.