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Finding the Fourth Proportional to 186,395.00, 257,232.38 and 105,830.02

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Solution

The fourth proportional to 186,395.00, 257,232.38 and 105,830.02 is: 146,049.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,395.00 : 257,232.38 = 105,830.02 : x
  2. Step 2: Convert to fraction form
    186,395.00/257,232.38 = 105,830.02/x
  3. Step 3: Cross multiply
    186,395.00x = 257,232.38 × 105,830.02
  4. Step 4: Simplify right side
    186,395.00x = 27,222,906,747.82
  5. Step 5: Solve for x
    x = 27,222,906,747.82/186,395.00
  6. Step 6: Final answer
    x = 146,049.56

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.