Home / 71,950,100.39-107,877,211.54-39,617,229.95

Finding the Fourth Proportional to 71,950,100.39, 107,877,211.54 and 39,617,229.95

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Solution

The fourth proportional to 71,950,100.39, 107,877,211.54 and 39,617,229.95 is: 59,399,448.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,950,100.39 : 107,877,211.54 = 39,617,229.95 : x
  2. Step 2: Convert to fraction form
    71,950,100.39/107,877,211.54 = 39,617,229.95/x
  3. Step 3: Cross multiply
    71,950,100.39x = 107,877,211.54 × 39,617,229.95
  4. Step 4: Simplify right side
    71,950,100.39x = 4,273,796,295,306,544.50
  5. Step 5: Solve for x
    x = 4,273,796,295,306,544.50/71,950,100.39
  6. Step 6: Final answer
    x = 59,399,448.68

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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.