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Finding the Fourth Proportional to 183,853.35, 253,747.16 and 171,846.72

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Solution

The fourth proportional to 183,853.35, 253,747.16 and 171,846.72 is: 237,176.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,853.35 : 253,747.16 = 171,846.72 : x
  2. Step 2: Convert to fraction form
    183,853.35/253,747.16 = 171,846.72/x
  3. Step 3: Cross multiply
    183,853.35x = 253,747.16 × 171,846.72
  4. Step 4: Simplify right side
    183,853.35x = 43,605,616,296.08
  5. Step 5: Solve for x
    x = 43,605,616,296.08/183,853.35
  6. Step 6: Final answer
    x = 237,176.08

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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.