Home / 54,315.40-81,473.10-44,984.20

Finding the Fourth Proportional to 54,315.40, 81,473.10 and 44,984.20

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Solution

The fourth proportional to 54,315.40, 81,473.10 and 44,984.20 is: 67,476.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,315.40 : 81,473.10 = 44,984.20 : x
  2. Step 2: Convert to fraction form
    54,315.40/81,473.10 = 44,984.20/x
  3. Step 3: Cross multiply
    54,315.40x = 81,473.10 × 44,984.20
  4. Step 4: Simplify right side
    54,315.40x = 3,665,002,225.02
  5. Step 5: Solve for x
    x = 3,665,002,225.02/54,315.40
  6. Step 6: Final answer
    x = 67,476.30

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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.