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Finding the Fourth Proportional to 25,137.83, 37,711.91 and 7,369.06

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Solution

The fourth proportional to 25,137.83, 37,711.91 and 7,369.06 is: 11,055.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,137.83 : 37,711.91 = 7,369.06 : x
  2. Step 2: Convert to fraction form
    25,137.83/37,711.91 = 7,369.06/x
  3. Step 3: Cross multiply
    25,137.83x = 37,711.91 × 7,369.06
  4. Step 4: Simplify right side
    25,137.83x = 277,901,322.36
  5. Step 5: Solve for x
    x = 277,901,322.36/25,137.83
  6. Step 6: Final answer
    x = 11,055.11

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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.