Home / 87,565.32-131,360.96-32,157

Finding the Fourth Proportional to 87,565.32, 131,360.96 and 32,157

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Solution

The fourth proportional to 87,565.32, 131,360.96 and 32,157 is: 48,240.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,565.32 : 131,360.96 = 32,157 : x
  2. Step 2: Convert to fraction form
    87,565.32/131,360.96 = 32,157/x
  3. Step 3: Cross multiply
    87,565.32x = 131,360.96 × 32,157
  4. Step 4: Simplify right side
    87,565.32x = 4,224,174,390.72
  5. Step 5: Solve for x
    x = 4,224,174,390.72/87,565.32
  6. Step 6: Final answer
    x = 48,240.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.