Home / 53,860.45-80,749.05-27,192.71

Finding the Fourth Proportional to 53,860.45, 80,749.05 and 27,192.71

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Solution

The fourth proportional to 53,860.45, 80,749.05 and 27,192.71 is: 40,768.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,860.45 : 80,749.05 = 27,192.71 : x
  2. Step 2: Convert to fraction form
    53,860.45/80,749.05 = 27,192.71/x
  3. Step 3: Cross multiply
    53,860.45x = 80,749.05 × 27,192.71
  4. Step 4: Simplify right side
    53,860.45x = 2,195,785,599.33
  5. Step 5: Solve for x
    x = 2,195,785,599.33/53,860.45
  6. Step 6: Final answer
    x = 40,768.05

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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.