Home / 35,269.13-48,671.40-20,162.12

Finding the Fourth Proportional to 35,269.13, 48,671.40 and 20,162.12

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Solution

The fourth proportional to 35,269.13, 48,671.40 and 20,162.12 is: 27,823.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,269.13 : 48,671.40 = 20,162.12 : x
  2. Step 2: Convert to fraction form
    35,269.13/48,671.40 = 20,162.12/x
  3. Step 3: Cross multiply
    35,269.13x = 48,671.40 × 20,162.12
  4. Step 4: Simplify right side
    35,269.13x = 981,318,607.37
  5. Step 5: Solve for x
    x = 981,318,607.37/35,269.13
  6. Step 6: Final answer
    x = 27,823.73

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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.