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Finding the Fourth Proportional to 23,302.98, 34,953.62 and 7,720.46

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Solution

The fourth proportional to 23,302.98, 34,953.62 and 7,720.46 is: 11,580.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,302.98 : 34,953.62 = 7,720.46 : x
  2. Step 2: Convert to fraction form
    23,302.98/34,953.62 = 7,720.46/x
  3. Step 3: Cross multiply
    23,302.98x = 34,953.62 × 7,720.46
  4. Step 4: Simplify right side
    23,302.98x = 269,858,025.07
  5. Step 5: Solve for x
    x = 269,858,025.07/23,302.98
  6. Step 6: Final answer
    x = 11,580.41

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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.