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Finding the Fourth Proportional to 155,257.92, 232,916.64 and 50,048.64

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Solution

The fourth proportional to 155,257.92, 232,916.64 and 50,048.64 is: 75,082.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,257.92 : 232,916.64 = 50,048.64 : x
  2. Step 2: Convert to fraction form
    155,257.92/232,916.64 = 50,048.64/x
  3. Step 3: Cross multiply
    155,257.92x = 232,916.64 × 50,048.64
  4. Step 4: Simplify right side
    155,257.92x = 11,657,161,065.37
  5. Step 5: Solve for x
    x = 11,657,161,065.37/155,257.92
  6. Step 6: Final answer
    x = 75,082.55

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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.