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Finding the Fourth Proportional to 194,887.62, 292,339.68 and 61,764.93

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Solution

The fourth proportional to 194,887.62, 292,339.68 and 61,764.93 is: 92,650.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,887.62 : 292,339.68 = 61,764.93 : x
  2. Step 2: Convert to fraction form
    194,887.62/292,339.68 = 61,764.93/x
  3. Step 3: Cross multiply
    194,887.62x = 292,339.68 × 61,764.93
  4. Step 4: Simplify right side
    194,887.62x = 18,056,339,871.42
  5. Step 5: Solve for x
    x = 18,056,339,871.42/194,887.62
  6. Step 6: Final answer
    x = 92,650.01

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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.