Home / 54,314.62-74,954.08-30,441.30

Finding the Fourth Proportional to 54,314.62, 74,954.08 and 30,441.30

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Solution

The fourth proportional to 54,314.62, 74,954.08 and 30,441.30 is: 42,008.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,314.62 : 74,954.08 = 30,441.30 : x
  2. Step 2: Convert to fraction form
    54,314.62/74,954.08 = 30,441.30/x
  3. Step 3: Cross multiply
    54,314.62x = 74,954.08 × 30,441.30
  4. Step 4: Simplify right side
    54,314.62x = 2,281,699,635.50
  5. Step 5: Solve for x
    x = 2,281,699,635.50/54,314.62
  6. Step 6: Final answer
    x = 42,008.94

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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.