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Finding the Fourth Proportional to 36,808.80, 50,795.76 and 20,041.44

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Solution

The fourth proportional to 36,808.80, 50,795.76 and 20,041.44 is: 27,656.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,808.80 : 50,795.76 = 20,041.44 : x
  2. Step 2: Convert to fraction form
    36,808.80/50,795.76 = 20,041.44/x
  3. Step 3: Cross multiply
    36,808.80x = 50,795.76 × 20,041.44
  4. Step 4: Simplify right side
    36,808.80x = 1,018,020,176.29
  5. Step 5: Solve for x
    x = 1,018,020,176.29/36,808.80
  6. Step 6: Final answer
    x = 27,656.98

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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.