Home / 54,202.40-81,315.55-16,250.16

Finding the Fourth Proportional to 54,202.40, 81,315.55 and 16,250.16

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Solution

The fourth proportional to 54,202.40, 81,315.55 and 16,250.16 is: 24,378.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,202.40 : 81,315.55 = 16,250.16 : x
  2. Step 2: Convert to fraction form
    54,202.40/81,315.55 = 16,250.16/x
  3. Step 3: Cross multiply
    54,202.40x = 81,315.55 × 16,250.16
  4. Step 4: Simplify right side
    54,202.40x = 1,321,390,697.99
  5. Step 5: Solve for x
    x = 1,321,390,697.99/54,202.40
  6. Step 6: Final answer
    x = 24,378.82

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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.