Home / 88,108.15-132,161.07-21,548.86

Finding the Fourth Proportional to 88,108.15, 132,161.07 and 21,548.86

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Solution

The fourth proportional to 88,108.15, 132,161.07 and 21,548.86 is: 32,323.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,108.15 : 132,161.07 = 21,548.86 : x
  2. Step 2: Convert to fraction form
    88,108.15/132,161.07 = 21,548.86/x
  3. Step 3: Cross multiply
    88,108.15x = 132,161.07 × 21,548.86
  4. Step 4: Simplify right side
    88,108.15x = 2,847,920,394.88
  5. Step 5: Solve for x
    x = 2,847,920,394.88/88,108.15
  6. Step 6: Final answer
    x = 32,323.01

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1.5x scale

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.