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Finding the Fourth Proportional to 168,595.66, 253,018.18 and 79,849.33

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Solution

The fourth proportional to 168,595.66, 253,018.18 and 79,849.33 is: 119,833.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,595.66 : 253,018.18 = 79,849.33 : x
  2. Step 2: Convert to fraction form
    168,595.66/253,018.18 = 79,849.33/x
  3. Step 3: Cross multiply
    168,595.66x = 253,018.18 × 79,849.33
  4. Step 4: Simplify right side
    168,595.66x = 20,203,331,618.09
  5. Step 5: Solve for x
    x = 20,203,331,618.09/168,595.66
  6. Step 6: Final answer
    x = 119,833.05

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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.