Home / 151,727.90-227,519.09-71,699.25

Finding the Fourth Proportional to 151,727.90, 227,519.09 and 71,699.25

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Solution

The fourth proportional to 151,727.90, 227,519.09 and 71,699.25 is: 107,514.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,727.90 : 227,519.09 = 71,699.25 : x
  2. Step 2: Convert to fraction form
    151,727.90/227,519.09 = 71,699.25/x
  3. Step 3: Cross multiply
    151,727.90x = 227,519.09 × 71,699.25
  4. Step 4: Simplify right side
    151,727.90x = 16,312,948,113.68
  5. Step 5: Solve for x
    x = 16,312,948,113.68/151,727.90
  6. Step 6: Final answer
    x = 107,514.49

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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.