Home / 42,219.13-63,286.96-27,217.12

Finding the Fourth Proportional to 42,219.13, 63,286.96 and 27,217.12

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Solution

The fourth proportional to 42,219.13, 63,286.96 and 27,217.12 is: 40,798.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,219.13 : 63,286.96 = 27,217.12 : x
  2. Step 2: Convert to fraction form
    42,219.13/63,286.96 = 27,217.12/x
  3. Step 3: Cross multiply
    42,219.13x = 63,286.96 × 27,217.12
  4. Step 4: Simplify right side
    42,219.13x = 1,722,488,784.76
  5. Step 5: Solve for x
    x = 1,722,488,784.76/42,219.13
  6. Step 6: Final answer
    x = 40,798.77

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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.