Home / 191,234.61-263,923.12-109,573.70

Finding the Fourth Proportional to 191,234.61, 263,923.12 and 109,573.70

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Solution

The fourth proportional to 191,234.61, 263,923.12 and 109,573.70 is: 151,222.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,234.61 : 263,923.12 = 109,573.70 : x
  2. Step 2: Convert to fraction form
    191,234.61/263,923.12 = 109,573.70/x
  3. Step 3: Cross multiply
    191,234.61x = 263,923.12 × 109,573.70
  4. Step 4: Simplify right side
    191,234.61x = 28,919,032,527.95
  5. Step 5: Solve for x
    x = 28,919,032,527.95/191,234.61
  6. Step 6: Final answer
    x = 151,222.80

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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.