Home / 39,850.48-59,785.52-11,770.39

Finding the Fourth Proportional to 39,850.48, 59,785.52 and 11,770.39

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Solution

The fourth proportional to 39,850.48, 59,785.52 and 11,770.39 is: 17,658.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,850.48 : 59,785.52 = 11,770.39 : x
  2. Step 2: Convert to fraction form
    39,850.48/59,785.52 = 11,770.39/x
  3. Step 3: Cross multiply
    39,850.48x = 59,785.52 × 11,770.39
  4. Step 4: Simplify right side
    39,850.48x = 703,698,767.59
  5. Step 5: Solve for x
    x = 703,698,767.59/39,850.48
  6. Step 6: Final answer
    x = 17,658.48

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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.