Home / 54,315.54-81,473.37-14,872.99

Finding the Fourth Proportional to 54,315.54, 81,473.37 and 14,872.99

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Solution

The fourth proportional to 54,315.54, 81,473.37 and 14,872.99 is: 22,309.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,315.54 : 81,473.37 = 14,872.99 : x
  2. Step 2: Convert to fraction form
    54,315.54/81,473.37 = 14,872.99/x
  3. Step 3: Cross multiply
    54,315.54x = 81,473.37 × 14,872.99
  4. Step 4: Simplify right side
    54,315.54x = 1,211,752,617.28
  5. Step 5: Solve for x
    x = 1,211,752,617.28/54,315.54
  6. Step 6: Final answer
    x = 22,309.50

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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.