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Finding the Fourth Proportional to 36,714.63, 50,666.19 and 21,810.63

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Solution

The fourth proportional to 36,714.63, 50,666.19 and 21,810.63 is: 30,098.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,714.63 : 50,666.19 = 21,810.63 : x
  2. Step 2: Convert to fraction form
    36,714.63/50,666.19 = 21,810.63/x
  3. Step 3: Cross multiply
    36,714.63x = 50,666.19 × 21,810.63
  4. Step 4: Simplify right side
    36,714.63x = 1,105,061,523.60
  5. Step 5: Solve for x
    x = 1,105,061,523.60/36,714.63
  6. Step 6: Final answer
    x = 30,098.67

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.