Home / 199,513.11-299,266.50-92,837.40

Finding the Fourth Proportional to 199,513.11, 299,266.50 and 92,837.40

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Solution

The fourth proportional to 199,513.11, 299,266.50 and 92,837.40 is: 139,254.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,513.11 : 299,266.50 = 92,837.40 : x
  2. Step 2: Convert to fraction form
    199,513.11/299,266.50 = 92,837.40/x
  3. Step 3: Cross multiply
    199,513.11x = 299,266.50 × 92,837.40
  4. Step 4: Simplify right side
    199,513.11x = 27,783,123,767.10
  5. Step 5: Solve for x
    x = 27,783,123,767.10/199,513.11
  6. Step 6: Final answer
    x = 139,254.63

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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.