Home / 70,913.19-106,382.43-23,531.12

Finding the Fourth Proportional to 70,913.19, 106,382.43 and 23,531.12

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Solution

The fourth proportional to 70,913.19, 106,382.43 and 23,531.12 is: 35,300.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,913.19 : 106,382.43 = 23,531.12 : x
  2. Step 2: Convert to fraction form
    70,913.19/106,382.43 = 23,531.12/x
  3. Step 3: Cross multiply
    70,913.19x = 106,382.43 × 23,531.12
  4. Step 4: Simplify right side
    70,913.19x = 2,503,297,194.31
  5. Step 5: Solve for x
    x = 2,503,297,194.31/70,913.19
  6. Step 6: Final answer
    x = 35,300.87

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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.