Home / 110,910.75-153,045.87-67,902.37

Finding the Fourth Proportional to 110,910.75, 153,045.87 and 67,902.37

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Solution

The fourth proportional to 110,910.75, 153,045.87 and 67,902.37 is: 93,698.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,910.75 : 153,045.87 = 67,902.37 : x
  2. Step 2: Convert to fraction form
    110,910.75/153,045.87 = 67,902.37/x
  3. Step 3: Cross multiply
    110,910.75x = 153,045.87 × 67,902.37
  4. Step 4: Simplify right side
    110,910.75x = 10,392,176,186.97
  5. Step 5: Solve for x
    x = 10,392,176,186.97/110,910.75
  6. Step 6: Final answer
    x = 93,698.55

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1.5x scale

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.