Home / 54,298.04-81,458.60-16,857.23

Finding the Fourth Proportional to 54,298.04, 81,458.60 and 16,857.23

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Solution

The fourth proportional to 54,298.04, 81,458.60 and 16,857.23 is: 25,289.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,298.04 : 81,458.60 = 16,857.23 : x
  2. Step 2: Convert to fraction form
    54,298.04/81,458.60 = 16,857.23/x
  3. Step 3: Cross multiply
    54,298.04x = 81,458.60 × 16,857.23
  4. Step 4: Simplify right side
    54,298.04x = 1,373,165,864.10
  5. Step 5: Solve for x
    x = 1,373,165,864.10/54,298.04
  6. Step 6: Final answer
    x = 25,289.42

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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.