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Finding the Fourth Proportional to 237,813.80, 356,720.70 and 97,500.20

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Solution

The fourth proportional to 237,813.80, 356,720.70 and 97,500.20 is: 146,250.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,813.80 : 356,720.70 = 97,500.20 : x
  2. Step 2: Convert to fraction form
    237,813.80/356,720.70 = 97,500.20/x
  3. Step 3: Cross multiply
    237,813.80x = 356,720.70 × 97,500.20
  4. Step 4: Simplify right side
    237,813.80x = 34,780,339,594.14
  5. Step 5: Solve for x
    x = 34,780,339,594.14/237,813.80
  6. Step 6: Final answer
    x = 146,250.30

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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.