Home / 74,764.72-103,174.68-41,230

Finding the Fourth Proportional to 74,764.72, 103,174.68 and 41,230

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Solution

The fourth proportional to 74,764.72, 103,174.68 and 41,230 is: 56,897.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,764.72 : 103,174.68 = 41,230 : x
  2. Step 2: Convert to fraction form
    74,764.72/103,174.68 = 41,230/x
  3. Step 3: Cross multiply
    74,764.72x = 103,174.68 × 41,230
  4. Step 4: Simplify right side
    74,764.72x = 4,253,892,056.40
  5. Step 5: Solve for x
    x = 4,253,892,056.40/74,764.72
  6. Step 6: Final answer
    x = 56,897.05

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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.