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Finding the Fourth Proportional to 55,604.88, 83,411.91 and 16,161.93

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Solution

The fourth proportional to 55,604.88, 83,411.91 and 16,161.93 is: 24,244.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,604.88 : 83,411.91 = 16,161.93 : x
  2. Step 2: Convert to fraction form
    55,604.88/83,411.91 = 16,161.93/x
  3. Step 3: Cross multiply
    55,604.88x = 83,411.91 × 16,161.93
  4. Step 4: Simplify right side
    55,604.88x = 1,348,097,450.59
  5. Step 5: Solve for x
    x = 1,348,097,450.59/55,604.88
  6. Step 6: Final answer
    x = 24,244.23

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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.