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Finding the Fourth Proportional to 50,510.57, 75,787.74 and 27,109.67

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Solution

The fourth proportional to 50,510.57, 75,787.74 and 27,109.67 is: 40,676.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,510.57 : 75,787.74 = 27,109.67 : x
  2. Step 2: Convert to fraction form
    50,510.57/75,787.74 = 27,109.67/x
  3. Step 3: Cross multiply
    50,510.57x = 75,787.74 × 27,109.67
  4. Step 4: Simplify right side
    50,510.57x = 2,054,580,621.45
  5. Step 5: Solve for x
    x = 2,054,580,621.45/50,510.57
  6. Step 6: Final answer
    x = 40,676.25

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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.