Home / 191,243.52-263,912.31-106,358.76

Finding the Fourth Proportional to 191,243.52, 263,912.31 and 106,358.76

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Solution

The fourth proportional to 191,243.52, 263,912.31 and 106,358.76 is: 146,773.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,243.52 : 263,912.31 = 106,358.76 : x
  2. Step 2: Convert to fraction form
    191,243.52/263,912.31 = 106,358.76/x
  3. Step 3: Cross multiply
    191,243.52x = 263,912.31 × 106,358.76
  4. Step 4: Simplify right side
    191,243.52x = 28,069,386,040.34
  5. Step 5: Solve for x
    x = 28,069,386,040.34/191,243.52
  6. Step 6: Final answer
    x = 146,773.00

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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.