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Finding the Fourth Proportional to 69,156.24, 103,741.56 and 26,461.59

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Solution

The fourth proportional to 69,156.24, 103,741.56 and 26,461.59 is: 39,695.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,156.24 : 103,741.56 = 26,461.59 : x
  2. Step 2: Convert to fraction form
    69,156.24/103,741.56 = 26,461.59/x
  3. Step 3: Cross multiply
    69,156.24x = 103,741.56 × 26,461.59
  4. Step 4: Simplify right side
    69,156.24x = 2,745,166,626.68
  5. Step 5: Solve for x
    x = 2,745,166,626.68/69,156.24
  6. Step 6: Final answer
    x = 39,695.14

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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.