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Finding the Fourth Proportional to 48,806.35, 73,230.48 and 15,529.12

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Solution

The fourth proportional to 48,806.35, 73,230.48 and 15,529.12 is: 23,300.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,806.35 : 73,230.48 = 15,529.12 : x
  2. Step 2: Convert to fraction form
    48,806.35/73,230.48 = 15,529.12/x
  3. Step 3: Cross multiply
    48,806.35x = 73,230.48 × 15,529.12
  4. Step 4: Simplify right side
    48,806.35x = 1,137,204,728.50
  5. Step 5: Solve for x
    x = 1,137,204,728.50/48,806.35
  6. Step 6: Final answer
    x = 23,300.34

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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.