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Finding the Fourth Proportional to 179,874.67, 248,220.51 and 99,300.46

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Solution

The fourth proportional to 179,874.67, 248,220.51 and 99,300.46 is: 137,031.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,874.67 : 248,220.51 = 99,300.46 : x
  2. Step 2: Convert to fraction form
    179,874.67/248,220.51 = 99,300.46/x
  3. Step 3: Cross multiply
    179,874.67x = 248,220.51 × 99,300.46
  4. Step 4: Simplify right side
    179,874.67x = 24,648,410,824.43
  5. Step 5: Solve for x
    x = 24,648,410,824.43/179,874.67
  6. Step 6: Final answer
    x = 137,031.03

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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.