Home / 275,193.48-379,605.72-173,056.92

Finding the Fourth Proportional to 275,193.48, 379,605.72 and 173,056.92

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Solution

The fourth proportional to 275,193.48, 379,605.72 and 173,056.92 is: 238,717.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,193.48 : 379,605.72 = 173,056.92 : x
  2. Step 2: Convert to fraction form
    275,193.48/379,605.72 = 173,056.92/x
  3. Step 3: Cross multiply
    275,193.48x = 379,605.72 × 173,056.92
  4. Step 4: Simplify right side
    275,193.48x = 65,693,396,717.58
  5. Step 5: Solve for x
    x = 65,693,396,717.58/275,193.48
  6. Step 6: Final answer
    x = 238,717.13

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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.