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Finding the Fourth Proportional to 74,714.58, 103,097.79 and 44,495.70

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Solution

The fourth proportional to 74,714.58, 103,097.79 and 44,495.70 is: 61,399.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,714.58 : 103,097.79 = 44,495.70 : x
  2. Step 2: Convert to fraction form
    74,714.58/103,097.79 = 44,495.70/x
  3. Step 3: Cross multiply
    74,714.58x = 103,097.79 × 44,495.70
  4. Step 4: Simplify right side
    74,714.58x = 4,587,408,334.50
  5. Step 5: Solve for x
    x = 4,587,408,334.50/74,714.58
  6. Step 6: Final answer
    x = 61,399.10

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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.