Home / 168,179.69-251,502.56-125,515.23

Finding the Fourth Proportional to 168,179.69, 251,502.56 and 125,515.23

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Solution

The fourth proportional to 168,179.69, 251,502.56 and 125,515.23 is: 187,700.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,179.69 : 251,502.56 = 125,515.23 : x
  2. Step 2: Convert to fraction form
    168,179.69/251,502.56 = 125,515.23/x
  3. Step 3: Cross multiply
    168,179.69x = 251,502.56 × 125,515.23
  4. Step 4: Simplify right side
    168,179.69x = 31,567,401,663.99
  5. Step 5: Solve for x
    x = 31,567,401,663.99/168,179.69
  6. Step 6: Final answer
    x = 187,700.44

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1.5x scale

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.