Home / 42,734.44-64,098.78-18,110.44

Finding the Fourth Proportional to 42,734.44, 64,098.78 and 18,110.44

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Solution

The fourth proportional to 42,734.44, 64,098.78 and 18,110.44 is: 27,164.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,734.44 : 64,098.78 = 18,110.44 : x
  2. Step 2: Convert to fraction form
    42,734.44/64,098.78 = 18,110.44/x
  3. Step 3: Cross multiply
    42,734.44x = 64,098.78 × 18,110.44
  4. Step 4: Simplify right side
    42,734.44x = 1,160,857,109.26
  5. Step 5: Solve for x
    x = 1,160,857,109.26/42,734.44
  6. Step 6: Final answer
    x = 27,164.44

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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.