Home / 67,912.22-101,842.40-36,730.46

Finding the Fourth Proportional to 67,912.22, 101,842.40 and 36,730.46

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Solution

The fourth proportional to 67,912.22, 101,842.40 and 36,730.46 is: 55,081.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,912.22 : 101,842.40 = 36,730.46 : x
  2. Step 2: Convert to fraction form
    67,912.22/101,842.40 = 36,730.46/x
  3. Step 3: Cross multiply
    67,912.22x = 101,842.40 × 36,730.46
  4. Step 4: Simplify right side
    67,912.22x = 3,740,718,199.50
  5. Step 5: Solve for x
    x = 3,740,718,199.50/67,912.22
  6. Step 6: Final answer
    x = 55,081.67

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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.