Home / 111,538.58-153,923.36-60,551.28

Finding the Fourth Proportional to 111,538.58, 153,923.36 and 60,551.28

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Solution

The fourth proportional to 111,538.58, 153,923.36 and 60,551.28 is: 83,560.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,538.58 : 153,923.36 = 60,551.28 : x
  2. Step 2: Convert to fraction form
    111,538.58/153,923.36 = 60,551.28/x
  3. Step 3: Cross multiply
    111,538.58x = 153,923.36 × 60,551.28
  4. Step 4: Simplify right side
    111,538.58x = 9,320,256,167.14
  5. Step 5: Solve for x
    x = 9,320,256,167.14/111,538.58
  6. Step 6: Final answer
    x = 83,560.83

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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.