Home / 85,193.28-127,785.44-32,598.72

Finding the Fourth Proportional to 85,193.28, 127,785.44 and 32,598.72

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Solution

The fourth proportional to 85,193.28, 127,785.44 and 32,598.72 is: 48,896.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,193.28 : 127,785.44 = 32,598.72 : x
  2. Step 2: Convert to fraction form
    85,193.28/127,785.44 = 32,598.72/x
  3. Step 3: Cross multiply
    85,193.28x = 127,785.44 × 32,598.72
  4. Step 4: Simplify right side
    85,193.28x = 4,165,641,778.64
  5. Step 5: Solve for x
    x = 4,165,641,778.64/85,193.28
  6. Step 6: Final answer
    x = 48,896.37

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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.