Home / 71,391.12-98,541.41-41,196.20

Finding the Fourth Proportional to 71,391.12, 98,541.41 and 41,196.20

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Solution

The fourth proportional to 71,391.12, 98,541.41 and 41,196.20 is: 56,863.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,391.12 : 98,541.41 = 41,196.20 : x
  2. Step 2: Convert to fraction form
    71,391.12/98,541.41 = 41,196.20/x
  3. Step 3: Cross multiply
    71,391.12x = 98,541.41 × 41,196.20
  4. Step 4: Simplify right side
    71,391.12x = 4,059,531,167.68
  5. Step 5: Solve for x
    x = 4,059,531,167.68/71,391.12
  6. Step 6: Final answer
    x = 56,863.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.