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Finding the Fourth Proportional to 40,000.80, 59,914.80 and 33,088.80

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Solution

The fourth proportional to 40,000.80, 59,914.80 and 33,088.80 is: 49,561.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,000.80 : 59,914.80 = 33,088.80 : x
  2. Step 2: Convert to fraction form
    40,000.80/59,914.80 = 33,088.80/x
  3. Step 3: Cross multiply
    40,000.80x = 59,914.80 × 33,088.80
  4. Step 4: Simplify right side
    40,000.80x = 1,982,508,834.24
  5. Step 5: Solve for x
    x = 1,982,508,834.24/40,000.80
  6. Step 6: Final answer
    x = 49,561.73

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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.