Home / 84,785.22-127,170.45-32,195.10

Finding the Fourth Proportional to 84,785.22, 127,170.45 and 32,195.10

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Solution

The fourth proportional to 84,785.22, 127,170.45 and 32,195.10 is: 48,289.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,785.22 : 127,170.45 = 32,195.10 : x
  2. Step 2: Convert to fraction form
    84,785.22/127,170.45 = 32,195.10/x
  3. Step 3: Cross multiply
    84,785.22x = 127,170.45 × 32,195.10
  4. Step 4: Simplify right side
    84,785.22x = 4,094,265,354.80
  5. Step 5: Solve for x
    x = 4,094,265,354.80/84,785.22
  6. Step 6: Final answer
    x = 48,289.85

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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.