Home / 40,197.05-55,497.01-25,881.70

Finding the Fourth Proportional to 40,197.05, 55,497.01 and 25,881.70

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Solution

The fourth proportional to 40,197.05, 55,497.01 and 25,881.70 is: 35,732.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,197.05 : 55,497.01 = 25,881.70 : x
  2. Step 2: Convert to fraction form
    40,197.05/55,497.01 = 25,881.70/x
  3. Step 3: Cross multiply
    40,197.05x = 55,497.01 × 25,881.70
  4. Step 4: Simplify right side
    40,197.05x = 1,436,356,556.82
  5. Step 5: Solve for x
    x = 1,436,356,556.82/40,197.05
  6. Step 6: Final answer
    x = 35,732.89

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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.