Home / 99,027.27-148,530.38-27,948.15

Finding the Fourth Proportional to 99,027.27, 148,530.38 and 27,948.15

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Solution

The fourth proportional to 99,027.27, 148,530.38 and 27,948.15 is: 41,919.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,027.27 : 148,530.38 = 27,948.15 : x
  2. Step 2: Convert to fraction form
    99,027.27/148,530.38 = 27,948.15/x
  3. Step 3: Cross multiply
    99,027.27x = 148,530.38 × 27,948.15
  4. Step 4: Simplify right side
    99,027.27x = 4,151,149,200.06
  5. Step 5: Solve for x
    x = 4,151,149,200.06/99,027.27
  6. Step 6: Final answer
    x = 41,919.25

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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.