Home / 39,801.96-54,908.82-25,649.64

Finding the Fourth Proportional to 39,801.96, 54,908.82 and 25,649.64

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Solution

The fourth proportional to 39,801.96, 54,908.82 and 25,649.64 is: 35,384.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,801.96 : 54,908.82 = 25,649.64 : x
  2. Step 2: Convert to fraction form
    39,801.96/54,908.82 = 25,649.64/x
  3. Step 3: Cross multiply
    39,801.96x = 54,908.82 × 25,649.64
  4. Step 4: Simplify right side
    39,801.96x = 1,408,391,465.82
  5. Step 5: Solve for x
    x = 1,408,391,465.82/39,801.96
  6. Step 6: Final answer
    x = 35,384.98

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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.