Home / 54,057.51-81,085.46-16,618.10

Finding the Fourth Proportional to 54,057.51, 81,085.46 and 16,618.10

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Solution

The fourth proportional to 54,057.51, 81,085.46 and 16,618.10 is: 24,926.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,057.51 : 81,085.46 = 16,618.10 : x
  2. Step 2: Convert to fraction form
    54,057.51/81,085.46 = 16,618.10/x
  3. Step 3: Cross multiply
    54,057.51x = 81,085.46 × 16,618.10
  4. Step 4: Simplify right side
    54,057.51x = 1,347,485,794.31
  5. Step 5: Solve for x
    x = 1,347,485,794.31/54,057.51
  6. Step 6: Final answer
    x = 24,926.89

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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.