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Finding the Fourth Proportional to 175,339.62, 262,990.98 and 61,485.77

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Solution

The fourth proportional to 175,339.62, 262,990.98 and 61,485.77 is: 92,222.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,339.62 : 262,990.98 = 61,485.77 : x
  2. Step 2: Convert to fraction form
    175,339.62/262,990.98 = 61,485.77/x
  3. Step 3: Cross multiply
    175,339.62x = 262,990.98 × 61,485.77
  4. Step 4: Simplify right side
    175,339.62x = 16,170,202,908.35
  5. Step 5: Solve for x
    x = 16,170,202,908.35/175,339.62
  6. Step 6: Final answer
    x = 92,222.19

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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.