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Finding the Fourth Proportional to 237,709.34, 356,679.34 and 104,572.30

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Solution

The fourth proportional to 237,709.34, 356,679.34 and 104,572.30 is: 156,909.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,709.34 : 356,679.34 = 104,572.30 : x
  2. Step 2: Convert to fraction form
    237,709.34/356,679.34 = 104,572.30/x
  3. Step 3: Cross multiply
    237,709.34x = 356,679.34 × 104,572.30
  4. Step 4: Simplify right side
    237,709.34x = 37,298,778,946.28
  5. Step 5: Solve for x
    x = 37,298,778,946.28/237,709.34
  6. Step 6: Final answer
    x = 156,909.19

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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.