Home / 207,450.63-285,722.78-179,107.11

Finding the Fourth Proportional to 207,450.63, 285,722.78 and 179,107.11

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Solution

The fourth proportional to 207,450.63, 285,722.78 and 179,107.11 is: 246,685.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,450.63 : 285,722.78 = 179,107.11 : x
  2. Step 2: Convert to fraction form
    207,450.63/285,722.78 = 179,107.11/x
  3. Step 3: Cross multiply
    207,450.63x = 285,722.78 × 179,107.11
  4. Step 4: Simplify right side
    207,450.63x = 51,174,980,491.43
  5. Step 5: Solve for x
    x = 51,174,980,491.43/207,450.63
  6. Step 6: Final answer
    x = 246,685.11

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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.