Home / 84,401.26-126,601.89-22,071.22

Finding the Fourth Proportional to 84,401.26, 126,601.89 and 22,071.22

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Solution

The fourth proportional to 84,401.26, 126,601.89 and 22,071.22 is: 33,106.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,401.26 : 126,601.89 = 22,071.22 : x
  2. Step 2: Convert to fraction form
    84,401.26/126,601.89 = 22,071.22/x
  3. Step 3: Cross multiply
    84,401.26x = 126,601.89 × 22,071.22
  4. Step 4: Simplify right side
    84,401.26x = 2,794,258,166.61
  5. Step 5: Solve for x
    x = 2,794,258,166.61/84,401.26
  6. Step 6: Final answer
    x = 33,106.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.