Home / 85,096.32-127,644.42-38,294.52

Finding the Fourth Proportional to 85,096.32, 127,644.42 and 38,294.52

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Solution

The fourth proportional to 85,096.32, 127,644.42 and 38,294.52 is: 57,441.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,096.32 : 127,644.42 = 38,294.52 : x
  2. Step 2: Convert to fraction form
    85,096.32/127,644.42 = 38,294.52/x
  3. Step 3: Cross multiply
    85,096.32x = 127,644.42 × 38,294.52
  4. Step 4: Simplify right side
    85,096.32x = 4,888,081,794.58
  5. Step 5: Solve for x
    x = 4,888,081,794.58/85,096.32
  6. Step 6: Final answer
    x = 57,441.75

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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.