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Finding the Fourth Proportional to 32,506.65, 44,865 and 21,035.70

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Solution

The fourth proportional to 32,506.65, 44,865 and 21,035.70 is: 29,033.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,506.65 : 44,865 = 21,035.70 : x
  2. Step 2: Convert to fraction form
    32,506.65/44,865 = 21,035.70/x
  3. Step 3: Cross multiply
    32,506.65x = 44,865 × 21,035.70
  4. Step 4: Simplify right side
    32,506.65x = 943,766,680.50
  5. Step 5: Solve for x
    x = 943,766,680.50/32,506.65
  6. Step 6: Final answer
    x = 29,033.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.