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Finding the Fourth Proportional to 24,755.68, 37,135.92 and 7,220.80

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Solution

The fourth proportional to 24,755.68, 37,135.92 and 7,220.80 is: 10,831.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,755.68 : 37,135.92 = 7,220.80 : x
  2. Step 2: Convert to fraction form
    24,755.68/37,135.92 = 7,220.80/x
  3. Step 3: Cross multiply
    24,755.68x = 37,135.92 × 7,220.80
  4. Step 4: Simplify right side
    24,755.68x = 268,151,051.14
  5. Step 5: Solve for x
    x = 268,151,051.14/24,755.68
  6. Step 6: Final answer
    x = 10,831.90

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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.