Home / 38,176.30-57,102.45-34,255.90

Finding the Fourth Proportional to 38,176.30, 57,102.45 and 34,255.90

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Solution

The fourth proportional to 38,176.30, 57,102.45 and 34,255.90 is: 51,238.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,176.30 : 57,102.45 = 34,255.90 : x
  2. Step 2: Convert to fraction form
    38,176.30/57,102.45 = 34,255.90/x
  3. Step 3: Cross multiply
    38,176.30x = 57,102.45 × 34,255.90
  4. Step 4: Simplify right side
    38,176.30x = 1,956,095,816.96
  5. Step 5: Solve for x
    x = 1,956,095,816.96/38,176.30
  6. Step 6: Final answer
    x = 51,238.49

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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.