Home / 124,522.20-186,783.30-49,653.90

Finding the Fourth Proportional to 124,522.20, 186,783.30 and 49,653.90

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Solution

The fourth proportional to 124,522.20, 186,783.30 and 49,653.90 is: 74,480.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,522.20 : 186,783.30 = 49,653.90 : x
  2. Step 2: Convert to fraction form
    124,522.20/186,783.30 = 49,653.90/x
  3. Step 3: Cross multiply
    124,522.20x = 186,783.30 × 49,653.90
  4. Step 4: Simplify right side
    124,522.20x = 9,274,519,299.87
  5. Step 5: Solve for x
    x = 9,274,519,299.87/124,522.20
  6. Step 6: Final answer
    x = 74,480.85

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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.