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Finding the Fourth Proportional to 173,706.44, 260,578.54 and 55,349.96

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Solution

The fourth proportional to 173,706.44, 260,578.54 and 55,349.96 is: 83,030.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,706.44 : 260,578.54 = 55,349.96 : x
  2. Step 2: Convert to fraction form
    173,706.44/260,578.54 = 55,349.96/x
  3. Step 3: Cross multiply
    173,706.44x = 260,578.54 × 55,349.96
  4. Step 4: Simplify right side
    173,706.44x = 14,423,011,765.86
  5. Step 5: Solve for x
    x = 14,423,011,765.86/173,706.44
  6. Step 6: Final answer
    x = 83,030.96

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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.