Home / 82,263.54-123,394.11-19,933.62

Finding the Fourth Proportional to 82,263.54, 123,394.11 and 19,933.62

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Solution

The fourth proportional to 82,263.54, 123,394.11 and 19,933.62 is: 29,900.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,263.54 : 123,394.11 = 19,933.62 : x
  2. Step 2: Convert to fraction form
    82,263.54/123,394.11 = 19,933.62/x
  3. Step 3: Cross multiply
    82,263.54x = 123,394.11 × 19,933.62
  4. Step 4: Simplify right side
    82,263.54x = 2,459,691,298.98
  5. Step 5: Solve for x
    x = 2,459,691,298.98/82,263.54
  6. Step 6: Final answer
    x = 29,900.14

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1.5x scale

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.