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Finding the Fourth Proportional to 23,679.95, 35,525.77 and 7,039.91

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Solution

The fourth proportional to 23,679.95, 35,525.77 and 7,039.91 is: 10,561.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,679.95 : 35,525.77 = 7,039.91 : x
  2. Step 2: Convert to fraction form
    23,679.95/35,525.77 = 7,039.91/x
  3. Step 3: Cross multiply
    23,679.95x = 35,525.77 × 7,039.91
  4. Step 4: Simplify right side
    23,679.95x = 250,098,028.25
  5. Step 5: Solve for x
    x = 250,098,028.25/23,679.95
  6. Step 6: Final answer
    x = 10,561.60

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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.