Home / 199,884.14-299,983.55-93,213.21

Finding the Fourth Proportional to 199,884.14, 299,983.55 and 93,213.21

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Solution

The fourth proportional to 199,884.14, 299,983.55 and 93,213.21 is: 139,893.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,884.14 : 299,983.55 = 93,213.21 : x
  2. Step 2: Convert to fraction form
    199,884.14/299,983.55 = 93,213.21/x
  3. Step 3: Cross multiply
    199,884.14x = 299,983.55 × 93,213.21
  4. Step 4: Simplify right side
    199,884.14x = 27,962,430,825.89
  5. Step 5: Solve for x
    x = 27,962,430,825.89/199,884.14
  6. Step 6: Final answer
    x = 139,893.20

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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.