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Finding the Fourth Proportional to 7,179.93, 9,908.24 and 4,036.10

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Solution

The fourth proportional to 7,179.93, 9,908.24 and 4,036.10 is: 5,569.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,179.93 : 9,908.24 = 4,036.10 : x
  2. Step 2: Convert to fraction form
    7,179.93/9,908.24 = 4,036.10/x
  3. Step 3: Cross multiply
    7,179.93x = 9,908.24 × 4,036.10
  4. Step 4: Simplify right side
    7,179.93x = 39,990,577.74
  5. Step 5: Solve for x
    x = 39,990,577.74/7,179.93
  6. Step 6: Final answer
    x = 5,569.77

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.