Home / 60,980.09-91,470.14-40,198.73

Finding the Fourth Proportional to 60,980.09, 91,470.14 and 40,198.73

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Solution

The fourth proportional to 60,980.09, 91,470.14 and 40,198.73 is: 60,298.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,980.09 : 91,470.14 = 40,198.73 : x
  2. Step 2: Convert to fraction form
    60,980.09/91,470.14 = 40,198.73/x
  3. Step 3: Cross multiply
    60,980.09x = 91,470.14 × 40,198.73
  4. Step 4: Simplify right side
    60,980.09x = 3,676,982,953.32
  5. Step 5: Solve for x
    x = 3,676,982,953.32/60,980.09
  6. Step 6: Final answer
    x = 60,298.09

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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.