Home / 103,849.20-155,846.70-44,727.30

Finding the Fourth Proportional to 103,849.20, 155,846.70 and 44,727.30

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Solution

The fourth proportional to 103,849.20, 155,846.70 and 44,727.30 is: 67,122.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,849.20 : 155,846.70 = 44,727.30 : x
  2. Step 2: Convert to fraction form
    103,849.20/155,846.70 = 44,727.30/x
  3. Step 3: Cross multiply
    103,849.20x = 155,846.70 × 44,727.30
  4. Step 4: Simplify right side
    103,849.20x = 6,970,602,104.91
  5. Step 5: Solve for x
    x = 6,970,602,104.91/103,849.20
  6. Step 6: Final answer
    x = 67,122.35

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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.