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Finding the Fourth Proportional to 66,404.40, 99,604.44 and 26,950.92

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Solution

The fourth proportional to 66,404.40, 99,604.44 and 26,950.92 is: 40,425.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,404.40 : 99,604.44 = 26,950.92 : x
  2. Step 2: Convert to fraction form
    66,404.40/99,604.44 = 26,950.92/x
  3. Step 3: Cross multiply
    66,404.40x = 99,604.44 × 26,950.92
  4. Step 4: Simplify right side
    66,404.40x = 2,684,431,294.08
  5. Step 5: Solve for x
    x = 2,684,431,294.08/66,404.40
  6. Step 6: Final answer
    x = 40,425.50

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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.