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Finding the Fourth Proportional to 173,881.57, 260,694.78 and 55,484.68

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Solution

The fourth proportional to 173,881.57, 260,694.78 and 55,484.68 is: 83,186.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,881.57 : 260,694.78 = 55,484.68 : x
  2. Step 2: Convert to fraction form
    173,881.57/260,694.78 = 55,484.68/x
  3. Step 3: Cross multiply
    173,881.57x = 260,694.78 × 55,484.68
  4. Step 4: Simplify right side
    173,881.57x = 14,464,566,445.97
  5. Step 5: Solve for x
    x = 14,464,566,445.97/173,881.57
  6. Step 6: Final answer
    x = 83,186.31

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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.