Home / 54,428.49-81,645.57-14,984.73

Finding the Fourth Proportional to 54,428.49, 81,645.57 and 14,984.73

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Solution

The fourth proportional to 54,428.49, 81,645.57 and 14,984.73 is: 22,477.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,428.49 : 81,645.57 = 14,984.73 : x
  2. Step 2: Convert to fraction form
    54,428.49/81,645.57 = 14,984.73/x
  3. Step 3: Cross multiply
    54,428.49x = 81,645.57 × 14,984.73
  4. Step 4: Simplify right side
    54,428.49x = 1,223,436,822.15
  5. Step 5: Solve for x
    x = 1,223,436,822.15/54,428.49
  6. Step 6: Final answer
    x = 22,477.88

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1.5x scale

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.