Home / 39,401.08-54,356.34-25,955.08

Finding the Fourth Proportional to 39,401.08, 54,356.34 and 25,955.08

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Solution

The fourth proportional to 39,401.08, 54,356.34 and 25,955.08 is: 35,806.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,401.08 : 54,356.34 = 25,955.08 : x
  2. Step 2: Convert to fraction form
    39,401.08/54,356.34 = 25,955.08/x
  3. Step 3: Cross multiply
    39,401.08x = 54,356.34 × 25,955.08
  4. Step 4: Simplify right side
    39,401.08x = 1,410,823,153.21
  5. Step 5: Solve for x
    x = 1,410,823,153.21/39,401.08
  6. Step 6: Final answer
    x = 35,806.71

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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.