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Finding the Fourth Proportional to 23,100.63, 34,655.21 and 7,309.63

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Solution

The fourth proportional to 23,100.63, 34,655.21 and 7,309.63 is: 10,965.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,100.63 : 34,655.21 = 7,309.63 : x
  2. Step 2: Convert to fraction form
    23,100.63/34,655.21 = 7,309.63/x
  3. Step 3: Cross multiply
    23,100.63x = 34,655.21 × 7,309.63
  4. Step 4: Simplify right side
    23,100.63x = 253,316,796.85
  5. Step 5: Solve for x
    x = 253,316,796.85/23,100.63
  6. Step 6: Final answer
    x = 10,965.80

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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.