Home / 49,570.84-74,356.30-40,787.29

Finding the Fourth Proportional to 49,570.84, 74,356.30 and 40,787.29

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Solution

The fourth proportional to 49,570.84, 74,356.30 and 40,787.29 is: 61,180.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,570.84 : 74,356.30 = 40,787.29 : x
  2. Step 2: Convert to fraction form
    49,570.84/74,356.30 = 40,787.29/x
  3. Step 3: Cross multiply
    49,570.84x = 74,356.30 × 40,787.29
  4. Step 4: Simplify right side
    49,570.84x = 3,032,791,971.43
  5. Step 5: Solve for x
    x = 3,032,791,971.43/49,570.84
  6. Step 6: Final answer
    x = 61,180.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.