Home / 199,020.53-298,475.37-65,911.16

Finding the Fourth Proportional to 199,020.53, 298,475.37 and 65,911.16

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Solution

The fourth proportional to 199,020.53, 298,475.37 and 65,911.16 is: 98,848.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,020.53 : 298,475.37 = 65,911.16 : x
  2. Step 2: Convert to fraction form
    199,020.53/298,475.37 = 65,911.16/x
  3. Step 3: Cross multiply
    199,020.53x = 298,475.37 × 65,911.16
  4. Step 4: Simplify right side
    199,020.53x = 19,672,857,868.13
  5. Step 5: Solve for x
    x = 19,672,857,868.13/199,020.53
  6. Step 6: Final answer
    x = 98,848.38

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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.