Home / 103,563.20-155,353.68-44,384.80

Finding the Fourth Proportional to 103,563.20, 155,353.68 and 44,384.80

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Solution

The fourth proportional to 103,563.20, 155,353.68 and 44,384.80 is: 66,581.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,563.20 : 155,353.68 = 44,384.80 : x
  2. Step 2: Convert to fraction form
    103,563.20/155,353.68 = 44,384.80/x
  3. Step 3: Cross multiply
    103,563.20x = 155,353.68 × 44,384.80
  4. Step 4: Simplify right side
    103,563.20x = 6,895,342,016.06
  5. Step 5: Solve for x
    x = 6,895,342,016.06/103,563.20
  6. Step 6: Final answer
    x = 66,581.01

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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.