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Finding the Fourth Proportional to 164,604.90, 246,907.35 and 64,731.90

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Solution

The fourth proportional to 164,604.90, 246,907.35 and 64,731.90 is: 97,097.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,604.90 : 246,907.35 = 64,731.90 : x
  2. Step 2: Convert to fraction form
    164,604.90/246,907.35 = 64,731.90/x
  3. Step 3: Cross multiply
    164,604.90x = 246,907.35 × 64,731.90
  4. Step 4: Simplify right side
    164,604.90x = 15,982,781,889.47
  5. Step 5: Solve for x
    x = 15,982,781,889.47/164,604.90
  6. Step 6: Final answer
    x = 97,097.85

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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.