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Finding the Fourth Proportional to 225,026.67, 337,633.20 and 98,601.60

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Solution

The fourth proportional to 225,026.67, 337,633.20 and 98,601.60 is: 147,943.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,026.67 : 337,633.20 = 98,601.60 : x
  2. Step 2: Convert to fraction form
    225,026.67/337,633.20 = 98,601.60/x
  3. Step 3: Cross multiply
    225,026.67x = 337,633.20 × 98,601.60
  4. Step 4: Simplify right side
    225,026.67x = 33,291,173,733.12
  5. Step 5: Solve for x
    x = 33,291,173,733.12/225,026.67
  6. Step 6: Final answer
    x = 147,943.24

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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.