Home / 103,372.24-155,018.21-40,184.00

Finding the Fourth Proportional to 103,372.24, 155,018.21 and 40,184.00

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Solution

The fourth proportional to 103,372.24, 155,018.21 and 40,184.00 is: 60,260.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,372.24 : 155,018.21 = 40,184.00 : x
  2. Step 2: Convert to fraction form
    103,372.24/155,018.21 = 40,184.00/x
  3. Step 3: Cross multiply
    103,372.24x = 155,018.21 × 40,184.00
  4. Step 4: Simplify right side
    103,372.24x = 6,229,251,355.95
  5. Step 5: Solve for x
    x = 6,229,251,355.95/103,372.24
  6. Step 6: Final answer
    x = 60,260.39

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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.