Home / 71,025.11-98,016.65-39,196.02

Finding the Fourth Proportional to 71,025.11, 98,016.65 and 39,196.02

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Solution

The fourth proportional to 71,025.11, 98,016.65 and 39,196.02 is: 54,091.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,025.11 : 98,016.65 = 39,196.02 : x
  2. Step 2: Convert to fraction form
    71,025.11/98,016.65 = 39,196.02/x
  3. Step 3: Cross multiply
    71,025.11x = 98,016.65 × 39,196.02
  4. Step 4: Simplify right side
    71,025.11x = 3,841,862,573.73
  5. Step 5: Solve for x
    x = 3,841,862,573.73/71,025.11
  6. Step 6: Final answer
    x = 54,091.61

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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.