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Finding the Fourth Proportional to 23,401.75, 35,102.63 and 6,985.75

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Solution

The fourth proportional to 23,401.75, 35,102.63 and 6,985.75 is: 10,478.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,401.75 : 35,102.63 = 6,985.75 : x
  2. Step 2: Convert to fraction form
    23,401.75/35,102.63 = 6,985.75/x
  3. Step 3: Cross multiply
    23,401.75x = 35,102.63 × 6,985.75
  4. Step 4: Simplify right side
    23,401.75x = 245,218,197.52
  5. Step 5: Solve for x
    x = 245,218,197.52/23,401.75
  6. Step 6: Final answer
    x = 10,478.63

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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.