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Finding the Fourth Proportional to 28,797.05, 39,704.07 and 24,023.93

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Solution

The fourth proportional to 28,797.05, 39,704.07 and 24,023.93 is: 33,123.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,797.05 : 39,704.07 = 24,023.93 : x
  2. Step 2: Convert to fraction form
    28,797.05/39,704.07 = 24,023.93/x
  3. Step 3: Cross multiply
    28,797.05x = 39,704.07 × 24,023.93
  4. Step 4: Simplify right side
    28,797.05x = 953,847,689.96
  5. Step 5: Solve for x
    x = 953,847,689.96/28,797.05
  6. Step 6: Final answer
    x = 33,123.10

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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.