Home / 199,108.65-298,659.14-49,349.25

Finding the Fourth Proportional to 199,108.65, 298,659.14 and 49,349.25

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Solution

The fourth proportional to 199,108.65, 298,659.14 and 49,349.25 is: 74,022.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,108.65 : 298,659.14 = 49,349.25 : x
  2. Step 2: Convert to fraction form
    199,108.65/298,659.14 = 49,349.25/x
  3. Step 3: Cross multiply
    199,108.65x = 298,659.14 × 49,349.25
  4. Step 4: Simplify right side
    199,108.65x = 14,738,604,317.90
  5. Step 5: Solve for x
    x = 14,738,604,317.90/199,108.65
  6. Step 6: Final answer
    x = 74,022.92

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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.