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Finding the Fourth Proportional to 104,787.57, 157,181.41 and 34,666.89

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Solution

The fourth proportional to 104,787.57, 157,181.41 and 34,666.89 is: 52,000.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,787.57 : 157,181.41 = 34,666.89 : x
  2. Step 2: Convert to fraction form
    104,787.57/157,181.41 = 34,666.89/x
  3. Step 3: Cross multiply
    104,787.57x = 157,181.41 × 34,666.89
  4. Step 4: Simplify right side
    104,787.57x = 5,448,990,104.42
  5. Step 5: Solve for x
    x = 5,448,990,104.42/104,787.57
  6. Step 6: Final answer
    x = 52,000.35

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1.5x scale

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.