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Finding the Fourth Proportional to 16,240.40, 24,360.60 and 4,555.60

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Solution

The fourth proportional to 16,240.40, 24,360.60 and 4,555.60 is: 6,833.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,240.40 : 24,360.60 = 4,555.60 : x
  2. Step 2: Convert to fraction form
    16,240.40/24,360.60 = 4,555.60/x
  3. Step 3: Cross multiply
    16,240.40x = 24,360.60 × 4,555.60
  4. Step 4: Simplify right side
    16,240.40x = 110,977,149.36
  5. Step 5: Solve for x
    x = 110,977,149.36/16,240.40
  6. Step 6: Final answer
    x = 6,833.40

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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.