Home / 111,134.36-153,369.78-60,833.36

Finding the Fourth Proportional to 111,134.36, 153,369.78 and 60,833.36

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Solution

The fourth proportional to 111,134.36, 153,369.78 and 60,833.36 is: 83,952.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,134.36 : 153,369.78 = 60,833.36 : x
  2. Step 2: Convert to fraction form
    111,134.36/153,369.78 = 60,833.36/x
  3. Step 3: Cross multiply
    111,134.36x = 153,369.78 × 60,833.36
  4. Step 4: Simplify right side
    111,134.36x = 9,329,999,039.86
  5. Step 5: Solve for x
    x = 9,329,999,039.86/111,134.36
  6. Step 6: Final answer
    x = 83,952.43

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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.