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Finding the Fourth Proportional to 104,898.48, 157,361.43 and 38,369.94

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Solution

The fourth proportional to 104,898.48, 157,361.43 and 38,369.94 is: 57,559.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,898.48 : 157,361.43 = 38,369.94 : x
  2. Step 2: Convert to fraction form
    104,898.48/157,361.43 = 38,369.94/x
  3. Step 3: Cross multiply
    104,898.48x = 157,361.43 × 38,369.94
  4. Step 4: Simplify right side
    104,898.48x = 6,037,948,181.20
  5. Step 5: Solve for x
    x = 6,037,948,181.20/104,898.48
  6. Step 6: Final answer
    x = 57,559.92

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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.