Home / 59,890.20-89,908.20-30,292.80

Finding the Fourth Proportional to 59,890.20, 89,908.20 and 30,292.80

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Solution

The fourth proportional to 59,890.20, 89,908.20 and 30,292.80 is: 45,476.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,890.20 : 89,908.20 = 30,292.80 : x
  2. Step 2: Convert to fraction form
    59,890.20/89,908.20 = 30,292.80/x
  3. Step 3: Cross multiply
    59,890.20x = 89,908.20 × 30,292.80
  4. Step 4: Simplify right side
    59,890.20x = 2,723,571,120.96
  5. Step 5: Solve for x
    x = 2,723,571,120.96/59,890.20
  6. Step 6: Final answer
    x = 45,476.07

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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.