Home / 39,802.10-59,653.94-20,086.30

Finding the Fourth Proportional to 39,802.10, 59,653.94 and 20,086.30

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Solution

The fourth proportional to 39,802.10, 59,653.94 and 20,086.30 is: 30,104.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,802.10 : 59,653.94 = 20,086.30 : x
  2. Step 2: Convert to fraction form
    39,802.10/59,653.94 = 20,086.30/x
  3. Step 3: Cross multiply
    39,802.10x = 59,653.94 × 20,086.30
  4. Step 4: Simplify right side
    39,802.10x = 1,198,226,836.10
  5. Step 5: Solve for x
    x = 1,198,226,836.10/39,802.10
  6. Step 6: Final answer
    x = 30,104.61

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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.