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Finding the Fourth Proportional to 23,653.20, 35,566.20 and 19,851.60

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Solution

The fourth proportional to 23,653.20, 35,566.20 and 19,851.60 is: 29,849.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,653.20 : 35,566.20 = 19,851.60 : x
  2. Step 2: Convert to fraction form
    23,653.20/35,566.20 = 19,851.60/x
  3. Step 3: Cross multiply
    23,653.20x = 35,566.20 × 19,851.60
  4. Step 4: Simplify right side
    23,653.20x = 706,045,975.92
  5. Step 5: Solve for x
    x = 706,045,975.92/23,653.20
  6. Step 6: Final answer
    x = 29,849.91

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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.