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Finding the Fourth Proportional to 55,499.78, 83,257.88 and 16,051.77

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Solution

The fourth proportional to 55,499.78, 83,257.88 and 16,051.77 is: 24,080.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,499.78 : 83,257.88 = 16,051.77 : x
  2. Step 2: Convert to fraction form
    55,499.78/83,257.88 = 16,051.77/x
  3. Step 3: Cross multiply
    55,499.78x = 83,257.88 × 16,051.77
  4. Step 4: Simplify right side
    55,499.78x = 1,336,436,260.19
  5. Step 5: Solve for x
    x = 1,336,436,260.19/55,499.78
  6. Step 6: Final answer
    x = 24,080.03

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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.