Home / 191,255.64-263,942.73-106,372.50

Finding the Fourth Proportional to 191,255.64, 263,942.73 and 106,372.50

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Solution

The fourth proportional to 191,255.64, 263,942.73 and 106,372.50 is: 146,799.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,255.64 : 263,942.73 = 106,372.50 : x
  2. Step 2: Convert to fraction form
    191,255.64/263,942.73 = 106,372.50/x
  3. Step 3: Cross multiply
    191,255.64x = 263,942.73 × 106,372.50
  4. Step 4: Simplify right side
    191,255.64x = 28,076,248,046.93
  5. Step 5: Solve for x
    x = 28,076,248,046.93/191,255.64
  6. Step 6: Final answer
    x = 146,799.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.