Home / 54,241.02-74,851.78-30,368.55

Finding the Fourth Proportional to 54,241.02, 74,851.78 and 30,368.55

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Solution

The fourth proportional to 54,241.02, 74,851.78 and 30,368.55 is: 41,908.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,241.02 : 74,851.78 = 30,368.55 : x
  2. Step 2: Convert to fraction form
    54,241.02/74,851.78 = 30,368.55/x
  3. Step 3: Cross multiply
    54,241.02x = 74,851.78 × 30,368.55
  4. Step 4: Simplify right side
    54,241.02x = 2,273,139,781.79
  5. Step 5: Solve for x
    x = 2,273,139,781.79/54,241.02
  6. Step 6: Final answer
    x = 41,908.13

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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.