Home / 156,918.20-235,378.94-62,171.44

Finding the Fourth Proportional to 156,918.20, 235,378.94 and 62,171.44

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Solution

The fourth proportional to 156,918.20, 235,378.94 and 62,171.44 is: 93,257.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,918.20 : 235,378.94 = 62,171.44 : x
  2. Step 2: Convert to fraction form
    156,918.20/235,378.94 = 62,171.44/x
  3. Step 3: Cross multiply
    156,918.20x = 235,378.94 × 62,171.44
  4. Step 4: Simplify right side
    156,918.20x = 14,633,846,746.17
  5. Step 5: Solve for x
    x = 14,633,846,746.17/156,918.20
  6. Step 6: Final answer
    x = 93,257.81

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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.