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Finding the Fourth Proportional to 24,750.80, 37,129.53 and 7,220.48

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Solution

The fourth proportional to 24,750.80, 37,129.53 and 7,220.48 is: 10,831.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,750.80 : 37,129.53 = 7,220.48 : x
  2. Step 2: Convert to fraction form
    24,750.80/37,129.53 = 7,220.48/x
  3. Step 3: Cross multiply
    24,750.80x = 37,129.53 × 7,220.48
  4. Step 4: Simplify right side
    24,750.80x = 268,093,028.77
  5. Step 5: Solve for x
    x = 268,093,028.77/24,750.80
  6. Step 6: Final answer
    x = 10,831.69

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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.