Home / 54,283.94-74,913.95-30,410.81

Finding the Fourth Proportional to 54,283.94, 74,913.95 and 30,410.81

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Solution

The fourth proportional to 54,283.94, 74,913.95 and 30,410.81 is: 41,968.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,283.94 : 74,913.95 = 30,410.81 : x
  2. Step 2: Convert to fraction form
    54,283.94/74,913.95 = 30,410.81/x
  3. Step 3: Cross multiply
    54,283.94x = 74,913.95 × 30,410.81
  4. Step 4: Simplify right side
    54,283.94x = 2,278,193,747.75
  5. Step 5: Solve for x
    x = 2,278,193,747.75/54,283.94
  6. Step 6: Final answer
    x = 41,968.10

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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.