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Finding the Fourth Proportional to 23,002.55, 34,503.77 and 7,208.79

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Solution

The fourth proportional to 23,002.55, 34,503.77 and 7,208.79 is: 10,813.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,002.55 : 34,503.77 = 7,208.79 : x
  2. Step 2: Convert to fraction form
    23,002.55/34,503.77 = 7,208.79/x
  3. Step 3: Cross multiply
    23,002.55x = 34,503.77 × 7,208.79
  4. Step 4: Simplify right side
    23,002.55x = 248,730,450.16
  5. Step 5: Solve for x
    x = 248,730,450.16/23,002.55
  6. Step 6: Final answer
    x = 10,813.17

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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.