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Finding the Fourth Proportional to 147,494.96, 203,541.14 and 83,828.55

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Solution

The fourth proportional to 147,494.96, 203,541.14 and 83,828.55 is: 115,682.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,494.96 : 203,541.14 = 83,828.55 : x
  2. Step 2: Convert to fraction form
    147,494.96/203,541.14 = 83,828.55/x
  3. Step 3: Cross multiply
    147,494.96x = 203,541.14 × 83,828.55
  4. Step 4: Simplify right side
    147,494.96x = 17,062,558,212.40
  5. Step 5: Solve for x
    x = 17,062,558,212.40/147,494.96
  6. Step 6: Final answer
    x = 115,682.32

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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.