Home / 248,021.39-371,736.84-172,733.92

Finding the Fourth Proportional to 248,021.39, 371,736.84 and 172,733.92

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Solution

The fourth proportional to 248,021.39, 371,736.84 and 172,733.92 is: 258,895.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,021.39 : 371,736.84 = 172,733.92 : x
  2. Step 2: Convert to fraction form
    248,021.39/371,736.84 = 172,733.92/x
  3. Step 3: Cross multiply
    248,021.39x = 371,736.84 × 172,733.92
  4. Step 4: Simplify right side
    248,021.39x = 64,211,561,300.02
  5. Step 5: Solve for x
    x = 64,211,561,300.02/248,021.39
  6. Step 6: Final answer
    x = 258,895.25

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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.