Home / 63,548.17-87,660.05-39,633.32

Finding the Fourth Proportional to 63,548.17, 87,660.05 and 39,633.32

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Solution

The fourth proportional to 63,548.17, 87,660.05 and 39,633.32 is: 54,671.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,548.17 : 87,660.05 = 39,633.32 : x
  2. Step 2: Convert to fraction form
    63,548.17/87,660.05 = 39,633.32/x
  3. Step 3: Cross multiply
    63,548.17x = 87,660.05 × 39,633.32
  4. Step 4: Simplify right side
    63,548.17x = 3,474,258,833.85
  5. Step 5: Solve for x
    x = 3,474,258,833.85/63,548.17
  6. Step 6: Final answer
    x = 54,671.27

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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.