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Finding the Fourth Proportional to 32,830.80, 49,173.30 and 26,998.80

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Solution

The fourth proportional to 32,830.80, 49,173.30 and 26,998.80 is: 40,438.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,830.80 : 49,173.30 = 26,998.80 : x
  2. Step 2: Convert to fraction form
    32,830.80/49,173.30 = 26,998.80/x
  3. Step 3: Cross multiply
    32,830.80x = 49,173.30 × 26,998.80
  4. Step 4: Simplify right side
    32,830.80x = 1,327,620,092.04
  5. Step 5: Solve for x
    x = 1,327,620,092.04/32,830.80
  6. Step 6: Final answer
    x = 40,438.25

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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.