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Finding the Fourth Proportional to 49,710.70, 74,566.05 and 33,964.30

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Solution

The fourth proportional to 49,710.70, 74,566.05 and 33,964.30 is: 50,946.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,710.70 : 74,566.05 = 33,964.30 : x
  2. Step 2: Convert to fraction form
    49,710.70/74,566.05 = 33,964.30/x
  3. Step 3: Cross multiply
    49,710.70x = 74,566.05 × 33,964.30
  4. Step 4: Simplify right side
    49,710.70x = 2,532,583,692.02
  5. Step 5: Solve for x
    x = 2,532,583,692.02/49,710.70
  6. Step 6: Final answer
    x = 50,946.45

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Double scale
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Similar ratio
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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.