Home / 41,129.10-61,708.05-17,772.30

Finding the Fourth Proportional to 41,129.10, 61,708.05 and 17,772.30

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Solution

The fourth proportional to 41,129.10, 61,708.05 and 17,772.30 is: 26,664.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,129.10 : 61,708.05 = 17,772.30 : x
  2. Step 2: Convert to fraction form
    41,129.10/61,708.05 = 17,772.30/x
  3. Step 3: Cross multiply
    41,129.10x = 61,708.05 × 17,772.30
  4. Step 4: Simplify right side
    41,129.10x = 1,096,693,977.02
  5. Step 5: Solve for x
    x = 1,096,693,977.02/41,129.10
  6. Step 6: Final answer
    x = 26,664.67

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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.