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Finding the Fourth Proportional to 36,817.83, 50,810.03 and 20,903.76

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Solution

The fourth proportional to 36,817.83, 50,810.03 and 20,903.76 is: 28,848.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,817.83 : 50,810.03 = 20,903.76 : x
  2. Step 2: Convert to fraction form
    36,817.83/50,810.03 = 20,903.76/x
  3. Step 3: Cross multiply
    36,817.83x = 50,810.03 × 20,903.76
  4. Step 4: Simplify right side
    36,817.83x = 1,062,120,672.71
  5. Step 5: Solve for x
    x = 1,062,120,672.71/36,817.83
  6. Step 6: Final answer
    x = 28,848.00

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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.