Home / 48,049.21-66,308.79-27,898.75

Finding the Fourth Proportional to 48,049.21, 66,308.79 and 27,898.75

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Solution

The fourth proportional to 48,049.21, 66,308.79 and 27,898.75 is: 38,500.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,049.21 : 66,308.79 = 27,898.75 : x
  2. Step 2: Convert to fraction form
    48,049.21/66,308.79 = 27,898.75/x
  3. Step 3: Cross multiply
    48,049.21x = 66,308.79 × 27,898.75
  4. Step 4: Simplify right side
    48,049.21x = 1,849,932,355.01
  5. Step 5: Solve for x
    x = 1,849,932,355.01/48,049.21
  6. Step 6: Final answer
    x = 38,500.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.