Home / 40,507.54-55,864.06-25,401.85

Finding the Fourth Proportional to 40,507.54, 55,864.06 and 25,401.85

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Solution

The fourth proportional to 40,507.54, 55,864.06 and 25,401.85 is: 35,031.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,507.54 : 55,864.06 = 25,401.85 : x
  2. Step 2: Convert to fraction form
    40,507.54/55,864.06 = 25,401.85/x
  3. Step 3: Cross multiply
    40,507.54x = 55,864.06 × 25,401.85
  4. Step 4: Simplify right side
    40,507.54x = 1,419,050,472.51
  5. Step 5: Solve for x
    x = 1,419,050,472.51/40,507.54
  6. Step 6: Final answer
    x = 35,031.76

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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.