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Finding the Fourth Proportional to 107,842.60, 161,735.10 and 37,714.60

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Solution

The fourth proportional to 107,842.60, 161,735.10 and 37,714.60 is: 56,561.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,842.60 : 161,735.10 = 37,714.60 : x
  2. Step 2: Convert to fraction form
    107,842.60/161,735.10 = 37,714.60/x
  3. Step 3: Cross multiply
    107,842.60x = 161,735.10 × 37,714.60
  4. Step 4: Simplify right side
    107,842.60x = 6,099,774,602.46
  5. Step 5: Solve for x
    x = 6,099,774,602.46/107,842.60
  6. Step 6: Final answer
    x = 56,561.83

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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.