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Finding the Fourth Proportional to 98,676.96, 136,199.52 and 60,929.52

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Solution

The fourth proportional to 98,676.96, 136,199.52 and 60,929.52 is: 84,098.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,676.96 : 136,199.52 = 60,929.52 : x
  2. Step 2: Convert to fraction form
    98,676.96/136,199.52 = 60,929.52/x
  3. Step 3: Cross multiply
    98,676.96x = 136,199.52 × 60,929.52
  4. Step 4: Simplify right side
    98,676.96x = 8,298,571,377.83
  5. Step 5: Solve for x
    x = 8,298,571,377.83/98,676.96
  6. Step 6: Final answer
    x = 84,098.37

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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.