Home / 190,333.36-262,662.28-104,294.80

Finding the Fourth Proportional to 190,333.36, 262,662.28 and 104,294.80

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Solution

The fourth proportional to 190,333.36, 262,662.28 and 104,294.80 is: 143,928.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,333.36 : 262,662.28 = 104,294.80 : x
  2. Step 2: Convert to fraction form
    190,333.36/262,662.28 = 104,294.80/x
  3. Step 3: Cross multiply
    190,333.36x = 262,662.28 × 104,294.80
  4. Step 4: Simplify right side
    190,333.36x = 27,394,309,960.14
  5. Step 5: Solve for x
    x = 27,394,309,960.14/190,333.36
  6. Step 6: Final answer
    x = 143,928.05

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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.