Home / 199,512.11-299,265-92,836.40

Finding the Fourth Proportional to 199,512.11, 299,265 and 92,836.40

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Solution

The fourth proportional to 199,512.11, 299,265 and 92,836.40 is: 139,253.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,512.11 : 299,265 = 92,836.40 : x
  2. Step 2: Convert to fraction form
    199,512.11/299,265 = 92,836.40/x
  3. Step 3: Cross multiply
    199,512.11x = 299,265 × 92,836.40
  4. Step 4: Simplify right side
    199,512.11x = 27,782,683,749.68
  5. Step 5: Solve for x
    x = 27,782,683,749.68/199,512.11
  6. Step 6: Final answer
    x = 139,253.12

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1.5x scale

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.