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Finding the Fourth Proportional to 32,928.50, 49,392.76 and 9,555.54

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Solution

The fourth proportional to 32,928.50, 49,392.76 and 9,555.54 is: 14,333.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,928.50 : 49,392.76 = 9,555.54 : x
  2. Step 2: Convert to fraction form
    32,928.50/49,392.76 = 9,555.54/x
  3. Step 3: Cross multiply
    32,928.50x = 49,392.76 × 9,555.54
  4. Step 4: Simplify right side
    32,928.50x = 471,974,493.89
  5. Step 5: Solve for x
    x = 471,974,493.89/32,928.50
  6. Step 6: Final answer
    x = 14,333.31

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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.