Home / 190,220.82-262,497.41-104,178.43

Finding the Fourth Proportional to 190,220.82, 262,497.41 and 104,178.43

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Solution

The fourth proportional to 190,220.82, 262,497.41 and 104,178.43 is: 143,762.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,220.82 : 262,497.41 = 104,178.43 : x
  2. Step 2: Convert to fraction form
    190,220.82/262,497.41 = 104,178.43/x
  3. Step 3: Cross multiply
    190,220.82x = 262,497.41 × 104,178.43
  4. Step 4: Simplify right side
    190,220.82x = 27,346,567,512.49
  5. Step 5: Solve for x
    x = 27,346,567,512.49/190,220.82
  6. Step 6: Final answer
    x = 143,762.22

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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.