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Finding the Fourth Proportional to 191,010.41, 263,595.92 and 119,431.92

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Solution

The fourth proportional to 191,010.41, 263,595.92 and 119,431.92 is: 164,817.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,010.41 : 263,595.92 = 119,431.92 : x
  2. Step 2: Convert to fraction form
    191,010.41/263,595.92 = 119,431.92/x
  3. Step 3: Cross multiply
    191,010.41x = 263,595.92 × 119,431.92
  4. Step 4: Simplify right side
    191,010.41x = 31,481,766,829.77
  5. Step 5: Solve for x
    x = 31,481,766,829.77/191,010.41
  6. Step 6: Final answer
    x = 164,817.03

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1.5x scale

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.