Home / 71,083.62-98,096.40-39,253.05

Finding the Fourth Proportional to 71,083.62, 98,096.40 and 39,253.05

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Solution

The fourth proportional to 71,083.62, 98,096.40 and 39,253.05 is: 54,169.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,083.62 : 98,096.40 = 39,253.05 : x
  2. Step 2: Convert to fraction form
    71,083.62/98,096.40 = 39,253.05/x
  3. Step 3: Cross multiply
    71,083.62x = 98,096.40 × 39,253.05
  4. Step 4: Simplify right side
    71,083.62x = 3,850,582,894.02
  5. Step 5: Solve for x
    x = 3,850,582,894.02/71,083.62
  6. Step 6: Final answer
    x = 54,169.76

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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.