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Finding the Fourth Proportional to 67,693.44, 101,539.44 and 26,111.28

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Solution

The fourth proportional to 67,693.44, 101,539.44 and 26,111.28 is: 39,166.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,693.44 : 101,539.44 = 26,111.28 : x
  2. Step 2: Convert to fraction form
    67,693.44/101,539.44 = 26,111.28/x
  3. Step 3: Cross multiply
    67,693.44x = 101,539.44 × 26,111.28
  4. Step 4: Simplify right side
    67,693.44x = 2,651,324,748.88
  5. Step 5: Solve for x
    x = 2,651,324,748.88/67,693.44
  6. Step 6: Final answer
    x = 39,166.64

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1.5x scale

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.