Home / 65,843.07-90,864.60-37,168.46

Finding the Fourth Proportional to 65,843.07, 90,864.60 and 37,168.46

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Solution

The fourth proportional to 65,843.07, 90,864.60 and 37,168.46 is: 51,293.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,843.07 : 90,864.60 = 37,168.46 : x
  2. Step 2: Convert to fraction form
    65,843.07/90,864.60 = 37,168.46/x
  3. Step 3: Cross multiply
    65,843.07x = 90,864.60 × 37,168.46
  4. Step 4: Simplify right side
    65,843.07x = 3,377,297,250.52
  5. Step 5: Solve for x
    x = 3,377,297,250.52/65,843.07
  6. Step 6: Final answer
    x = 51,293.13

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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.