Home / 482,020.80-723,033.77-145,059.14

Finding the Fourth Proportional to 482,020.80, 723,033.77 and 145,059.14

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Solution

The fourth proportional to 482,020.80, 723,033.77 and 145,059.14 is: 217,589.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,020.80 : 723,033.77 = 145,059.14 : x
  2. Step 2: Convert to fraction form
    482,020.80/723,033.77 = 145,059.14/x
  3. Step 3: Cross multiply
    482,020.80x = 723,033.77 × 145,059.14
  4. Step 4: Simplify right side
    482,020.80x = 104,882,657,949.45
  5. Step 5: Solve for x
    x = 104,882,657,949.45/482,020.80
  6. Step 6: Final answer
    x = 217,589.49

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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.