Home / 97,837.20-146,741.40-27,723.60

Finding the Fourth Proportional to 97,837.20, 146,741.40 and 27,723.60

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Solution

The fourth proportional to 97,837.20, 146,741.40 and 27,723.60 is: 41,581.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,837.20 : 146,741.40 = 27,723.60 : x
  2. Step 2: Convert to fraction form
    97,837.20/146,741.40 = 27,723.60/x
  3. Step 3: Cross multiply
    97,837.20x = 146,741.40 × 27,723.60
  4. Step 4: Simplify right side
    97,837.20x = 4,068,199,877.04
  5. Step 5: Solve for x
    x = 4,068,199,877.04/97,837.20
  6. Step 6: Final answer
    x = 41,581.32

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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.