Home / 111,524.25-153,883.62-63,125.94

Finding the Fourth Proportional to 111,524.25, 153,883.62 and 63,125.94

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Solution

The fourth proportional to 111,524.25, 153,883.62 and 63,125.94 is: 87,102.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,524.25 : 153,883.62 = 63,125.94 : x
  2. Step 2: Convert to fraction form
    111,524.25/153,883.62 = 63,125.94/x
  3. Step 3: Cross multiply
    111,524.25x = 153,883.62 × 63,125.94
  4. Step 4: Simplify right side
    111,524.25x = 9,714,048,163.10
  5. Step 5: Solve for x
    x = 9,714,048,163.10/111,524.25
  6. Step 6: Final answer
    x = 87,102.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.