Home / 191,232.14-263,905.31-105,193.33

Finding the Fourth Proportional to 191,232.14, 263,905.31 and 105,193.33

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Solution

The fourth proportional to 191,232.14, 263,905.31 and 105,193.33 is: 145,169.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,232.14 : 263,905.31 = 105,193.33 : x
  2. Step 2: Convert to fraction form
    191,232.14/263,905.31 = 105,193.33/x
  3. Step 3: Cross multiply
    191,232.14x = 263,905.31 × 105,193.33
  4. Step 4: Simplify right side
    191,232.14x = 27,761,077,966.80
  5. Step 5: Solve for x
    x = 27,761,077,966.80/191,232.14
  6. Step 6: Final answer
    x = 145,169.52

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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.