Home / 107,861.42-161,865.04-37,741.34

Finding the Fourth Proportional to 107,861.42, 161,865.04 and 37,741.34

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Solution

The fourth proportional to 107,861.42, 161,865.04 and 37,741.34 is: 56,637.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,861.42 : 161,865.04 = 37,741.34 : x
  2. Step 2: Convert to fraction form
    107,861.42/161,865.04 = 37,741.34/x
  3. Step 3: Cross multiply
    107,861.42x = 161,865.04 × 37,741.34
  4. Step 4: Simplify right side
    107,861.42x = 6,109,003,508.75
  5. Step 5: Solve for x
    x = 6,109,003,508.75/107,861.42
  6. Step 6: Final answer
    x = 56,637.52

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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.