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Finding the Fourth Proportional to 17,312.40, 24,051.60 and 17,150.40

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Solution

The fourth proportional to 17,312.40, 24,051.60 and 17,150.40 is: 23,826.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,312.40 : 24,051.60 = 17,150.40 : x
  2. Step 2: Convert to fraction form
    17,312.40/24,051.60 = 17,150.40/x
  3. Step 3: Cross multiply
    17,312.40x = 24,051.60 × 17,150.40
  4. Step 4: Simplify right side
    17,312.40x = 412,494,560.64
  5. Step 5: Solve for x
    x = 412,494,560.64/17,312.40
  6. Step 6: Final answer
    x = 23,826.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.