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Finding the Fourth Proportional to 36,257.96, 50,037.96 and 20,341.16

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Solution

The fourth proportional to 36,257.96, 50,037.96 and 20,341.16 is: 28,071.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,257.96 : 50,037.96 = 20,341.16 : x
  2. Step 2: Convert to fraction form
    36,257.96/50,037.96 = 20,341.16/x
  3. Step 3: Cross multiply
    36,257.96x = 50,037.96 × 20,341.16
  4. Step 4: Simplify right side
    36,257.96x = 1,017,830,150.43
  5. Step 5: Solve for x
    x = 1,017,830,150.43/36,257.96
  6. Step 6: Final answer
    x = 28,071.91

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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.