Home / 156,329.82-234,470.23-49,699.80

Finding the Fourth Proportional to 156,329.82, 234,470.23 and 49,699.80

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Solution

The fourth proportional to 156,329.82, 234,470.23 and 49,699.80 is: 74,541.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,329.82 : 234,470.23 = 49,699.80 : x
  2. Step 2: Convert to fraction form
    156,329.82/234,470.23 = 49,699.80/x
  3. Step 3: Cross multiply
    156,329.82x = 234,470.23 × 49,699.80
  4. Step 4: Simplify right side
    156,329.82x = 11,653,123,536.95
  5. Step 5: Solve for x
    x = 11,653,123,536.95/156,329.82
  6. Step 6: Final answer
    x = 74,541.91

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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.