Home / 39,417.36-54,395.92-25,270.20

Finding the Fourth Proportional to 39,417.36, 54,395.92 and 25,270.20

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Solution

The fourth proportional to 39,417.36, 54,395.92 and 25,270.20 is: 34,872.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,417.36 : 54,395.92 = 25,270.20 : x
  2. Step 2: Convert to fraction form
    39,417.36/54,395.92 = 25,270.20/x
  3. Step 3: Cross multiply
    39,417.36x = 54,395.92 × 25,270.20
  4. Step 4: Simplify right side
    39,417.36x = 1,374,595,777.58
  5. Step 5: Solve for x
    x = 1,374,595,777.58/39,417.36
  6. Step 6: Final answer
    x = 34,872.85

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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.