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Finding the Fourth Proportional to 111,192.96, 166,820.64 and 44,679.80

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Solution

The fourth proportional to 111,192.96, 166,820.64 and 44,679.80 is: 67,032.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,192.96 : 166,820.64 = 44,679.80 : x
  2. Step 2: Convert to fraction form
    111,192.96/166,820.64 = 44,679.80/x
  3. Step 3: Cross multiply
    111,192.96x = 166,820.64 × 44,679.80
  4. Step 4: Simplify right side
    111,192.96x = 7,453,512,831.07
  5. Step 5: Solve for x
    x = 7,453,512,831.07/111,192.96
  6. Step 6: Final answer
    x = 67,032.24

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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.