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Finding the Fourth Proportional to 237,656.96, 356,245.39 and 148,972.69

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Solution

The fourth proportional to 237,656.96, 356,245.39 and 148,972.69 is: 223,308.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,656.96 : 356,245.39 = 148,972.69 : x
  2. Step 2: Convert to fraction form
    237,656.96/356,245.39 = 148,972.69/x
  3. Step 3: Cross multiply
    237,656.96x = 356,245.39 × 148,972.69
  4. Step 4: Simplify right side
    237,656.96x = 53,070,834,048.40
  5. Step 5: Solve for x
    x = 53,070,834,048.40/237,656.96
  6. Step 6: Final answer
    x = 223,308.56

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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.