Home / 116,115.74-174,131.81-40,193.65

Finding the Fourth Proportional to 116,115.74, 174,131.81 and 40,193.65

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Solution

The fourth proportional to 116,115.74, 174,131.81 and 40,193.65 is: 60,276.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,115.74 : 174,131.81 = 40,193.65 : x
  2. Step 2: Convert to fraction form
    116,115.74/174,131.81 = 40,193.65/x
  3. Step 3: Cross multiply
    116,115.74x = 174,131.81 × 40,193.65
  4. Step 4: Simplify right side
    116,115.74x = 6,998,993,410.09
  5. Step 5: Solve for x
    x = 6,998,993,410.09/116,115.74
  6. Step 6: Final answer
    x = 60,276.01

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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.