Home / 111,393.28-153,726.24-61,096.96

Finding the Fourth Proportional to 111,393.28, 153,726.24 and 61,096.96

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Solution

The fourth proportional to 111,393.28, 153,726.24 and 61,096.96 is: 84,315.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,393.28 : 153,726.24 = 61,096.96 : x
  2. Step 2: Convert to fraction form
    111,393.28/153,726.24 = 61,096.96/x
  3. Step 3: Cross multiply
    111,393.28x = 153,726.24 × 61,096.96
  4. Step 4: Simplify right side
    111,393.28x = 9,392,205,936.23
  5. Step 5: Solve for x
    x = 9,392,205,936.23/111,393.28
  6. Step 6: Final answer
    x = 84,315.73

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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.