Home / 65,246.55-97,884.42-20,875.96

Finding the Fourth Proportional to 65,246.55, 97,884.42 and 20,875.96

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Solution

The fourth proportional to 65,246.55, 97,884.42 and 20,875.96 is: 31,318.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,246.55 : 97,884.42 = 20,875.96 : x
  2. Step 2: Convert to fraction form
    65,246.55/97,884.42 = 20,875.96/x
  3. Step 3: Cross multiply
    65,246.55x = 97,884.42 × 20,875.96
  4. Step 4: Simplify right side
    65,246.55x = 2,043,431,236.54
  5. Step 5: Solve for x
    x = 2,043,431,236.54/65,246.55
  6. Step 6: Final answer
    x = 31,318.61

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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.