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Finding the Fourth Proportional to 168,595.35, 253,034.91 and 84,330.24

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Solution

The fourth proportional to 168,595.35, 253,034.91 and 84,330.24 is: 126,566.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,595.35 : 253,034.91 = 84,330.24 : x
  2. Step 2: Convert to fraction form
    168,595.35/253,034.91 = 84,330.24/x
  3. Step 3: Cross multiply
    168,595.35x = 253,034.91 × 84,330.24
  4. Step 4: Simplify right side
    168,595.35x = 21,338,494,688.68
  5. Step 5: Solve for x
    x = 21,338,494,688.68/168,595.35
  6. Step 6: Final answer
    x = 126,566.33

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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.