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Finding the Fourth Proportional to 164,696.90, 246,996.34 and 69,925.68

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Solution

The fourth proportional to 164,696.90, 246,996.34 and 69,925.68 is: 104,867.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,696.90 : 246,996.34 = 69,925.68 : x
  2. Step 2: Convert to fraction form
    164,696.90/246,996.34 = 69,925.68/x
  3. Step 3: Cross multiply
    164,696.90x = 246,996.34 × 69,925.68
  4. Step 4: Simplify right side
    164,696.90x = 17,271,386,857.20
  5. Step 5: Solve for x
    x = 17,271,386,857.20/164,696.90
  6. Step 6: Final answer
    x = 104,867.71

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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.