Home / 191,234.52-263,899.89-106,349.76

Finding the Fourth Proportional to 191,234.52, 263,899.89 and 106,349.76

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Solution

The fourth proportional to 191,234.52, 263,899.89 and 106,349.76 is: 146,760.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,234.52 : 263,899.89 = 106,349.76 : x
  2. Step 2: Convert to fraction form
    191,234.52/263,899.89 = 106,349.76/x
  3. Step 3: Cross multiply
    191,234.52x = 263,899.89 × 106,349.76
  4. Step 4: Simplify right side
    191,234.52x = 28,065,689,965.53
  5. Step 5: Solve for x
    x = 28,065,689,965.53/191,234.52
  6. Step 6: Final answer
    x = 146,760.58

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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.