Home / 156,329.45-234,469.67-49,699.43

Finding the Fourth Proportional to 156,329.45, 234,469.67 and 49,699.43

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Solution

The fourth proportional to 156,329.45, 234,469.67 and 49,699.43 is: 74,541.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,329.45 : 234,469.67 = 49,699.43 : x
  2. Step 2: Convert to fraction form
    156,329.45/234,469.67 = 49,699.43/x
  3. Step 3: Cross multiply
    156,329.45x = 234,469.67 × 49,699.43
  4. Step 4: Simplify right side
    156,329.45x = 11,653,007,530.44
  5. Step 5: Solve for x
    x = 11,653,007,530.44/156,329.45
  6. Step 6: Final answer
    x = 74,541.35

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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.