Home / 110,901.48-153,239.22-96,729.72

Finding the Fourth Proportional to 110,901.48, 153,239.22 and 96,729.72

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Solution

The fourth proportional to 110,901.48, 153,239.22 and 96,729.72 is: 133,657.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,901.48 : 153,239.22 = 96,729.72 : x
  2. Step 2: Convert to fraction form
    110,901.48/153,239.22 = 96,729.72/x
  3. Step 3: Cross multiply
    110,901.48x = 153,239.22 × 96,729.72
  4. Step 4: Simplify right side
    110,901.48x = 14,822,786,843.62
  5. Step 5: Solve for x
    x = 14,822,786,843.62/110,901.48
  6. Step 6: Final answer
    x = 133,657.25

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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.