Home / 85,213.27-127,838.35-32,622.75

Finding the Fourth Proportional to 85,213.27, 127,838.35 and 32,622.75

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Solution

The fourth proportional to 85,213.27, 127,838.35 and 32,622.75 is: 48,941.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,213.27 : 127,838.35 = 32,622.75 : x
  2. Step 2: Convert to fraction form
    85,213.27/127,838.35 = 32,622.75/x
  3. Step 3: Cross multiply
    85,213.27x = 127,838.35 × 32,622.75
  4. Step 4: Simplify right side
    85,213.27x = 4,170,438,573.24
  5. Step 5: Solve for x
    x = 4,170,438,573.24/85,213.27
  6. Step 6: Final answer
    x = 48,941.19

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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.