Home / 156,973.94-235,455.60-68,227.43

Finding the Fourth Proportional to 156,973.94, 235,455.60 and 68,227.43

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Solution

The fourth proportional to 156,973.94, 235,455.60 and 68,227.43 is: 102,338.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,973.94 : 235,455.60 = 68,227.43 : x
  2. Step 2: Convert to fraction form
    156,973.94/235,455.60 = 68,227.43/x
  3. Step 3: Cross multiply
    156,973.94x = 235,455.60 × 68,227.43
  4. Step 4: Simplify right side
    156,973.94x = 16,064,530,467.11
  5. Step 5: Solve for x
    x = 16,064,530,467.11/156,973.94
  6. Step 6: Final answer
    x = 102,338.84

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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.