Home / 65,829.05-90,843.85-35,614.38

Finding the Fourth Proportional to 65,829.05, 90,843.85 and 35,614.38

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Solution

The fourth proportional to 65,829.05, 90,843.85 and 35,614.38 is: 49,147.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,829.05 : 90,843.85 = 35,614.38 : x
  2. Step 2: Convert to fraction form
    65,829.05/90,843.85 = 35,614.38/x
  3. Step 3: Cross multiply
    65,829.05x = 90,843.85 × 35,614.38
  4. Step 4: Simplify right side
    65,829.05x = 3,235,347,196.17
  5. Step 5: Solve for x
    x = 3,235,347,196.17/65,829.05
  6. Step 6: Final answer
    x = 49,147.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.