Home / 54,320.79-81,481.25-14,878.24

Finding the Fourth Proportional to 54,320.79, 81,481.25 and 14,878.24

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Solution

The fourth proportional to 54,320.79, 81,481.25 and 14,878.24 is: 22,317.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,320.79 : 81,481.25 = 14,878.24 : x
  2. Step 2: Convert to fraction form
    54,320.79/81,481.25 = 14,878.24/x
  3. Step 3: Cross multiply
    54,320.79x = 81,481.25 × 14,878.24
  4. Step 4: Simplify right side
    54,320.79x = 1,212,297,593
  5. Step 5: Solve for x
    x = 1,212,297,593/54,320.79
  6. Step 6: Final answer
    x = 22,317.38

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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.