Home / 156,912.45-235,370.31-62,165.70

Finding the Fourth Proportional to 156,912.45, 235,370.31 and 62,165.70

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Solution

The fourth proportional to 156,912.45, 235,370.31 and 62,165.70 is: 93,249.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,912.45 : 235,370.31 = 62,165.70 : x
  2. Step 2: Convert to fraction form
    156,912.45/235,370.31 = 62,165.70/x
  3. Step 3: Cross multiply
    156,912.45x = 235,370.31 × 62,165.70
  4. Step 4: Simplify right side
    156,912.45x = 14,631,960,080.37
  5. Step 5: Solve for x
    x = 14,631,960,080.37/156,912.45
  6. Step 6: Final answer
    x = 93,249.20

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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.