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Finding the Fourth Proportional to 93,804.60, 140,714.24 and 27,245.84

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Solution

The fourth proportional to 93,804.60, 140,714.24 and 27,245.84 is: 40,870.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,804.60 : 140,714.24 = 27,245.84 : x
  2. Step 2: Convert to fraction form
    93,804.60/140,714.24 = 27,245.84/x
  3. Step 3: Cross multiply
    93,804.60x = 140,714.24 × 27,245.84
  4. Step 4: Simplify right side
    93,804.60x = 3,833,877,668.76
  5. Step 5: Solve for x
    x = 3,833,877,668.76/93,804.60
  6. Step 6: Final answer
    x = 40,870.89

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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.