Home / 82,354.28-123,530.52-20,024.84

Finding the Fourth Proportional to 82,354.28, 123,530.52 and 20,024.84

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Solution

The fourth proportional to 82,354.28, 123,530.52 and 20,024.84 is: 30,037.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,354.28 : 123,530.52 = 20,024.84 : x
  2. Step 2: Convert to fraction form
    82,354.28/123,530.52 = 20,024.84/x
  3. Step 3: Cross multiply
    82,354.28x = 123,530.52 × 20,024.84
  4. Step 4: Simplify right side
    82,354.28x = 2,473,678,898.12
  5. Step 5: Solve for x
    x = 2,473,678,898.12/82,354.28
  6. Step 6: Final answer
    x = 30,037.04

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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.