Home / 222,401.06-306,935.43-126,922.11

Finding the Fourth Proportional to 222,401.06, 306,935.43 and 126,922.11

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Solution

The fourth proportional to 222,401.06, 306,935.43 and 126,922.11 is: 175,165.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,401.06 : 306,935.43 = 126,922.11 : x
  2. Step 2: Convert to fraction form
    222,401.06/306,935.43 = 126,922.11/x
  3. Step 3: Cross multiply
    222,401.06x = 306,935.43 × 126,922.11
  4. Step 4: Simplify right side
    222,401.06x = 38,956,892,409.36
  5. Step 5: Solve for x
    x = 38,956,892,409.36/222,401.06
  6. Step 6: Final answer
    x = 175,165.05

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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.