Home / 59,669.40-89,508.06-20,213.04

Finding the Fourth Proportional to 59,669.40, 89,508.06 and 20,213.04

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Solution

The fourth proportional to 59,669.40, 89,508.06 and 20,213.04 is: 30,320.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,669.40 : 89,508.06 = 20,213.04 : x
  2. Step 2: Convert to fraction form
    59,669.40/89,508.06 = 20,213.04/x
  3. Step 3: Cross multiply
    59,669.40x = 89,508.06 × 20,213.04
  4. Step 4: Simplify right side
    59,669.40x = 1,809,229,997.10
  5. Step 5: Solve for x
    x = 1,809,229,997.10/59,669.40
  6. Step 6: Final answer
    x = 30,320.90

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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.