Home / 236,091.26-325,796.42-128,658.98

Finding the Fourth Proportional to 236,091.26, 325,796.42 and 128,658.98

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Solution

The fourth proportional to 236,091.26, 325,796.42 and 128,658.98 is: 177,544.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,091.26 : 325,796.42 = 128,658.98 : x
  2. Step 2: Convert to fraction form
    236,091.26/325,796.42 = 128,658.98/x
  3. Step 3: Cross multiply
    236,091.26x = 325,796.42 × 128,658.98
  4. Step 4: Simplify right side
    236,091.26x = 41,916,636,220.99
  5. Step 5: Solve for x
    x = 41,916,636,220.99/236,091.26
  6. Step 6: Final answer
    x = 177,544.21

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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.