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Finding the Fourth Proportional to 79,714.31, 110,010.74 and 43,904.31

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Solution

The fourth proportional to 79,714.31, 110,010.74 and 43,904.31 is: 60,590.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,714.31 : 110,010.74 = 43,904.31 : x
  2. Step 2: Convert to fraction form
    79,714.31/110,010.74 = 43,904.31/x
  3. Step 3: Cross multiply
    79,714.31x = 110,010.74 × 43,904.31
  4. Step 4: Simplify right side
    79,714.31x = 4,829,945,866.00
  5. Step 5: Solve for x
    x = 4,829,945,866.00/79,714.31
  6. Step 6: Final answer
    x = 60,590.70

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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.