Home / 174,743.12-262,063.89-68,103.33

Finding the Fourth Proportional to 174,743.12, 262,063.89 and 68,103.33

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Solution

The fourth proportional to 174,743.12, 262,063.89 and 68,103.33 is: 102,135.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,743.12 : 262,063.89 = 68,103.33 : x
  2. Step 2: Convert to fraction form
    174,743.12/262,063.89 = 68,103.33/x
  3. Step 3: Cross multiply
    174,743.12x = 262,063.89 × 68,103.33
  4. Step 4: Simplify right side
    174,743.12x = 17,847,423,581.75
  5. Step 5: Solve for x
    x = 17,847,423,581.75/174,743.12
  6. Step 6: Final answer
    x = 102,135.20

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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.