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Finding the Fourth Proportional to 220,166.67, 303,829.99 and 124,673.34

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Solution

The fourth proportional to 220,166.67, 303,829.99 and 124,673.34 is: 172,049.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,166.67 : 303,829.99 = 124,673.34 : x
  2. Step 2: Convert to fraction form
    220,166.67/303,829.99 = 124,673.34/x
  3. Step 3: Cross multiply
    220,166.67x = 303,829.99 × 124,673.34
  4. Step 4: Simplify right side
    220,166.67x = 37,879,500,473.15
  5. Step 5: Solve for x
    x = 37,879,500,473.15/220,166.67
  6. Step 6: Final answer
    x = 172,049.20

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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.