Home / 63,249.64-87,272.10-38,100.52

Finding the Fourth Proportional to 63,249.64, 87,272.10 and 38,100.52

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Solution

The fourth proportional to 63,249.64, 87,272.10 and 38,100.52 is: 52,571.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,249.64 : 87,272.10 = 38,100.52 : x
  2. Step 2: Convert to fraction form
    63,249.64/87,272.10 = 38,100.52/x
  3. Step 3: Cross multiply
    63,249.64x = 87,272.10 × 38,100.52
  4. Step 4: Simplify right side
    63,249.64x = 3,325,112,391.49
  5. Step 5: Solve for x
    x = 3,325,112,391.49/63,249.64
  6. Step 6: Final answer
    x = 52,571.25

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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.