Home / 68,637.64-102,997.50-39,097.48

Finding the Fourth Proportional to 68,637.64, 102,997.50 and 39,097.48

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Solution

The fourth proportional to 68,637.64, 102,997.50 and 39,097.48 is: 58,669.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,637.64 : 102,997.50 = 39,097.48 : x
  2. Step 2: Convert to fraction form
    68,637.64/102,997.50 = 39,097.48/x
  3. Step 3: Cross multiply
    68,637.64x = 102,997.50 × 39,097.48
  4. Step 4: Simplify right side
    68,637.64x = 4,026,942,696.30
  5. Step 5: Solve for x
    x = 4,026,942,696.30/68,637.64
  6. Step 6: Final answer
    x = 58,669.60

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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.