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Finding the Fourth Proportional to 183,519.34, 253,275.87 and 102,968.62

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Solution

The fourth proportional to 183,519.34, 253,275.87 and 102,968.62 is: 142,107.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,519.34 : 253,275.87 = 102,968.62 : x
  2. Step 2: Convert to fraction form
    183,519.34/253,275.87 = 102,968.62/x
  3. Step 3: Cross multiply
    183,519.34x = 253,275.87 × 102,968.62
  4. Step 4: Simplify right side
    183,519.34x = 26,079,466,813.20
  5. Step 5: Solve for x
    x = 26,079,466,813.20/183,519.34
  6. Step 6: Final answer
    x = 142,107.46

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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.