Home / 54,033.84-74,568.36-30,159.90

Finding the Fourth Proportional to 54,033.84, 74,568.36 and 30,159.90

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Solution

The fourth proportional to 54,033.84, 74,568.36 and 30,159.90 is: 41,621.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,033.84 : 74,568.36 = 30,159.90 : x
  2. Step 2: Convert to fraction form
    54,033.84/74,568.36 = 30,159.90/x
  3. Step 3: Cross multiply
    54,033.84x = 74,568.36 × 30,159.90
  4. Step 4: Simplify right side
    54,033.84x = 2,248,974,280.76
  5. Step 5: Solve for x
    x = 2,248,974,280.76/54,033.84
  6. Step 6: Final answer
    x = 41,621.59

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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.