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Finding the Fourth Proportional to 148,100.70, 204,384.39 and 84,437.82

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Solution

The fourth proportional to 148,100.70, 204,384.39 and 84,437.82 is: 116,527.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,100.70 : 204,384.39 = 84,437.82 : x
  2. Step 2: Convert to fraction form
    148,100.70/204,384.39 = 84,437.82/x
  3. Step 3: Cross multiply
    148,100.70x = 204,384.39 × 84,437.82
  4. Step 4: Simplify right side
    148,100.70x = 17,257,772,333.63
  5. Step 5: Solve for x
    x = 17,257,772,333.63/148,100.70
  6. Step 6: Final answer
    x = 116,527.28

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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.