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Finding the Fourth Proportional to 40,473.78, 60,696.09 and 17,102.04

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Solution

The fourth proportional to 40,473.78, 60,696.09 and 17,102.04 is: 25,646.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,473.78 : 60,696.09 = 17,102.04 : x
  2. Step 2: Convert to fraction form
    40,473.78/60,696.09 = 17,102.04/x
  3. Step 3: Cross multiply
    40,473.78x = 60,696.09 × 17,102.04
  4. Step 4: Simplify right side
    40,473.78x = 1,038,026,959.02
  5. Step 5: Solve for x
    x = 1,038,026,959.02/40,473.78
  6. Step 6: Final answer
    x = 25,646.90

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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.