Home / 248,085.20-371,897.40-173,205.20

Finding the Fourth Proportional to 248,085.20, 371,897.40 and 173,205.20

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Solution

The fourth proportional to 248,085.20, 371,897.40 and 173,205.20 is: 259,646.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,085.20 : 371,897.40 = 173,205.20 : x
  2. Step 2: Convert to fraction form
    248,085.20/371,897.40 = 173,205.20/x
  3. Step 3: Cross multiply
    248,085.20x = 371,897.40 × 173,205.20
  4. Step 4: Simplify right side
    248,085.20x = 64,414,563,546.48
  5. Step 5: Solve for x
    x = 64,414,563,546.48/248,085.20
  6. Step 6: Final answer
    x = 259,646.94

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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.