Home / 199,569.48-299,195.25-115,233.90

Finding the Fourth Proportional to 199,569.48, 299,195.25 and 115,233.90

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Solution

The fourth proportional to 199,569.48, 299,195.25 and 115,233.90 is: 172,759.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,569.48 : 299,195.25 = 115,233.90 : x
  2. Step 2: Convert to fraction form
    199,569.48/299,195.25 = 115,233.90/x
  3. Step 3: Cross multiply
    199,569.48x = 299,195.25 × 115,233.90
  4. Step 4: Simplify right side
    199,569.48x = 34,477,435,518.98
  5. Step 5: Solve for x
    x = 34,477,435,518.98/199,569.48
  6. Step 6: Final answer
    x = 172,759.06

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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.