Home / 156,590.43-234,770.64-49,912.98

Finding the Fourth Proportional to 156,590.43, 234,770.64 and 49,912.98

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Solution

The fourth proportional to 156,590.43, 234,770.64 and 49,912.98 is: 74,832.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,590.43 : 234,770.64 = 49,912.98 : x
  2. Step 2: Convert to fraction form
    156,590.43/234,770.64 = 49,912.98/x
  3. Step 3: Cross multiply
    156,590.43x = 234,770.64 × 49,912.98
  4. Step 4: Simplify right side
    156,590.43x = 11,718,101,191.34
  5. Step 5: Solve for x
    x = 11,718,101,191.34/156,590.43
  6. Step 6: Final answer
    x = 74,832.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.