Home / 274,954.12-379,460.70-160,226.76

Finding the Fourth Proportional to 274,954.12, 379,460.70 and 160,226.76

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Solution

The fourth proportional to 274,954.12, 379,460.70 and 160,226.76 is: 221,126.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,954.12 : 379,460.70 = 160,226.76 : x
  2. Step 2: Convert to fraction form
    274,954.12/379,460.70 = 160,226.76/x
  3. Step 3: Cross multiply
    274,954.12x = 379,460.70 × 160,226.76
  4. Step 4: Simplify right side
    274,954.12x = 60,799,758,508.33
  5. Step 5: Solve for x
    x = 60,799,758,508.33/274,954.12
  6. Step 6: Final answer
    x = 221,126.92

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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.