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Finding the Fourth Proportional to 55,495.72, 83,255.73 and 16,054.39

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Solution

The fourth proportional to 55,495.72, 83,255.73 and 16,054.39 is: 24,085.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,495.72 : 83,255.73 = 16,054.39 : x
  2. Step 2: Convert to fraction form
    55,495.72/83,255.73 = 16,054.39/x
  3. Step 3: Cross multiply
    55,495.72x = 83,255.73 × 16,054.39
  4. Step 4: Simplify right side
    55,495.72x = 1,336,619,959.15
  5. Step 5: Solve for x
    x = 1,336,619,959.15/55,495.72
  6. Step 6: Final answer
    x = 24,085.10

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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.