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Finding the Fourth Proportional to 190,493.00, 262,892.13 and 105,610.06

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Solution

The fourth proportional to 190,493.00, 262,892.13 and 105,610.06 is: 145,748.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,493.00 : 262,892.13 = 105,610.06 : x
  2. Step 2: Convert to fraction form
    190,493.00/262,892.13 = 105,610.06/x
  3. Step 3: Cross multiply
    190,493.00x = 262,892.13 × 105,610.06
  4. Step 4: Simplify right side
    190,493.00x = 27,764,053,555.41
  5. Step 5: Solve for x
    x = 27,764,053,555.41/190,493.00
  6. Step 6: Final answer
    x = 145,748.42

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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.