Home / 44,487.67-66,742.20-18,192.40

Finding the Fourth Proportional to 44,487.67, 66,742.20 and 18,192.40

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Solution

The fourth proportional to 44,487.67, 66,742.20 and 18,192.40 is: 27,292.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,487.67 : 66,742.20 = 18,192.40 : x
  2. Step 2: Convert to fraction form
    44,487.67/66,742.20 = 18,192.40/x
  3. Step 3: Cross multiply
    44,487.67x = 66,742.20 × 18,192.40
  4. Step 4: Simplify right side
    44,487.67x = 1,214,200,799.28
  5. Step 5: Solve for x
    x = 1,214,200,799.28/44,487.67
  6. Step 6: Final answer
    x = 27,292.97

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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.