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Finding the Fourth Proportional to 237,362.40, 356,097.60 and 71,146.08

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Solution

The fourth proportional to 237,362.40, 356,097.60 and 71,146.08 is: 106,735.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,362.40 : 356,097.60 = 71,146.08 : x
  2. Step 2: Convert to fraction form
    237,362.40/356,097.60 = 71,146.08/x
  3. Step 3: Cross multiply
    237,362.40x = 356,097.60 × 71,146.08
  4. Step 4: Simplify right side
    237,362.40x = 25,334,948,337.41
  5. Step 5: Solve for x
    x = 25,334,948,337.41/237,362.40
  6. Step 6: Final answer
    x = 106,735.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.