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Finding the Fourth Proportional to 166,894.77, 250,343.24 and 42,235.77

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Solution

The fourth proportional to 166,894.77, 250,343.24 and 42,235.77 is: 63,353.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,894.77 : 250,343.24 = 42,235.77 : x
  2. Step 2: Convert to fraction form
    166,894.77/250,343.24 = 42,235.77/x
  3. Step 3: Cross multiply
    166,894.77x = 250,343.24 × 42,235.77
  4. Step 4: Simplify right side
    166,894.77x = 10,573,439,294.52
  5. Step 5: Solve for x
    x = 10,573,439,294.52/166,894.77
  6. Step 6: Final answer
    x = 63,353.93

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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.