Home / 275,192.39-379,766.19-160,549.85

Finding the Fourth Proportional to 275,192.39, 379,766.19 and 160,549.85

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Solution

The fourth proportional to 275,192.39, 379,766.19 and 160,549.85 is: 221,559.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,192.39 : 379,766.19 = 160,549.85 : x
  2. Step 2: Convert to fraction form
    275,192.39/379,766.19 = 160,549.85/x
  3. Step 3: Cross multiply
    275,192.39x = 379,766.19 × 160,549.85
  4. Step 4: Simplify right side
    275,192.39x = 60,971,402,940.74
  5. Step 5: Solve for x
    x = 60,971,402,940.74/275,192.39
  6. Step 6: Final answer
    x = 221,559.19

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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.