Home / 103,176.18-154,757.79-36,607.50

Finding the Fourth Proportional to 103,176.18, 154,757.79 and 36,607.50

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Solution

The fourth proportional to 103,176.18, 154,757.79 and 36,607.50 is: 54,908.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,176.18 : 154,757.79 = 36,607.50 : x
  2. Step 2: Convert to fraction form
    103,176.18/154,757.79 = 36,607.50/x
  3. Step 3: Cross multiply
    103,176.18x = 154,757.79 × 36,607.50
  4. Step 4: Simplify right side
    103,176.18x = 5,665,295,797.43
  5. Step 5: Solve for x
    x = 5,665,295,797.43/103,176.18
  6. Step 6: Final answer
    x = 54,908.95

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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.