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Finding the Fourth Proportional to 34,011.60, 50,916.60 and 25,285.20

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Solution

The fourth proportional to 34,011.60, 50,916.60 and 25,285.20 is: 37,852.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,011.60 : 50,916.60 = 25,285.20 : x
  2. Step 2: Convert to fraction form
    34,011.60/50,916.60 = 25,285.20/x
  3. Step 3: Cross multiply
    34,011.60x = 50,916.60 × 25,285.20
  4. Step 4: Simplify right side
    34,011.60x = 1,287,436,414.32
  5. Step 5: Solve for x
    x = 1,287,436,414.32/34,011.60
  6. Step 6: Final answer
    x = 37,852.86

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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.