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Finding the Fourth Proportional to 162,803.96, 224,676.39 and 94,809.97

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Solution

The fourth proportional to 162,803.96, 224,676.39 and 94,809.97 is: 130,841.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,803.96 : 224,676.39 = 94,809.97 : x
  2. Step 2: Convert to fraction form
    162,803.96/224,676.39 = 94,809.97/x
  3. Step 3: Cross multiply
    162,803.96x = 224,676.39 × 94,809.97
  4. Step 4: Simplify right side
    162,803.96x = 21,301,561,795.61
  5. Step 5: Solve for x
    x = 21,301,561,795.61/162,803.96
  6. Step 6: Final answer
    x = 130,841.79

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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.