Home / 67,916.44-101,863.48-17,999.64

Finding the Fourth Proportional to 67,916.44, 101,863.48 and 17,999.64

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Solution

The fourth proportional to 67,916.44, 101,863.48 and 17,999.64 is: 26,996.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,916.44 : 101,863.48 = 17,999.64 : x
  2. Step 2: Convert to fraction form
    67,916.44/101,863.48 = 17,999.64/x
  3. Step 3: Cross multiply
    67,916.44x = 101,863.48 × 17,999.64
  4. Step 4: Simplify right side
    67,916.44x = 1,833,505,969.15
  5. Step 5: Solve for x
    x = 1,833,505,969.15/67,916.44
  6. Step 6: Final answer
    x = 26,996.50

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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.