Home / 40,207.81-55,450.44-25,101.85

Finding the Fourth Proportional to 40,207.81, 55,450.44 and 25,101.85

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Solution

The fourth proportional to 40,207.81, 55,450.44 and 25,101.85 is: 34,617.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,207.81 : 55,450.44 = 25,101.85 : x
  2. Step 2: Convert to fraction form
    40,207.81/55,450.44 = 25,101.85/x
  3. Step 3: Cross multiply
    40,207.81x = 55,450.44 × 25,101.85
  4. Step 4: Simplify right side
    40,207.81x = 1,391,908,627.31
  5. Step 5: Solve for x
    x = 1,391,908,627.31/40,207.81
  6. Step 6: Final answer
    x = 34,617.87

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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.