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Finding the Fourth Proportional to 237,687.40, 356,358.30 and 97,373.80

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Solution

The fourth proportional to 237,687.40, 356,358.30 and 97,373.80 is: 145,989.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,687.40 : 356,358.30 = 97,373.80 : x
  2. Step 2: Convert to fraction form
    237,687.40/356,358.30 = 97,373.80/x
  3. Step 3: Cross multiply
    237,687.40x = 356,358.30 × 97,373.80
  4. Step 4: Simplify right side
    237,687.40x = 34,699,961,832.54
  5. Step 5: Solve for x
    x = 34,699,961,832.54/237,687.40
  6. Step 6: Final answer
    x = 145,989.91

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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.