Home / 104,008.38-156,011.76-54,062.70

Finding the Fourth Proportional to 104,008.38, 156,011.76 and 54,062.70

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Solution

The fourth proportional to 104,008.38, 156,011.76 and 54,062.70 is: 81,093.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,008.38 : 156,011.76 = 54,062.70 : x
  2. Step 2: Convert to fraction form
    104,008.38/156,011.76 = 54,062.70/x
  3. Step 3: Cross multiply
    104,008.38x = 156,011.76 × 54,062.70
  4. Step 4: Simplify right side
    104,008.38x = 8,434,416,977.35
  5. Step 5: Solve for x
    x = 8,434,416,977.35/104,008.38
  6. Step 6: Final answer
    x = 81,093.63

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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.