Home / 236,206.26-354,307.95-86,456.97

Finding the Fourth Proportional to 236,206.26, 354,307.95 and 86,456.97

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Solution

The fourth proportional to 236,206.26, 354,307.95 and 86,456.97 is: 129,684.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,206.26 : 354,307.95 = 86,456.97 : x
  2. Step 2: Convert to fraction form
    236,206.26/354,307.95 = 86,456.97/x
  3. Step 3: Cross multiply
    236,206.26x = 354,307.95 × 86,456.97
  4. Step 4: Simplify right side
    236,206.26x = 30,632,391,803.91
  5. Step 5: Solve for x
    x = 30,632,391,803.91/236,206.26
  6. Step 6: Final answer
    x = 129,684.93

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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.