Home / 192,501.82-265,653.10-107,618.88

Finding the Fourth Proportional to 192,501.82, 265,653.10 and 107,618.88

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Solution

The fourth proportional to 192,501.82, 265,653.10 and 107,618.88 is: 148,514.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,501.82 : 265,653.10 = 107,618.88 : x
  2. Step 2: Convert to fraction form
    192,501.82/265,653.10 = 107,618.88/x
  3. Step 3: Cross multiply
    192,501.82x = 265,653.10 × 107,618.88
  4. Step 4: Simplify right side
    192,501.82x = 28,589,289,090.53
  5. Step 5: Solve for x
    x = 28,589,289,090.53/192,501.82
  6. Step 6: Final answer
    x = 148,514.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.