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Finding the Fourth Proportional to 69,682.94, 96,162.54 and 37,851.84

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Solution

The fourth proportional to 69,682.94, 96,162.54 and 37,851.84 is: 52,235.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,682.94 : 96,162.54 = 37,851.84 : x
  2. Step 2: Convert to fraction form
    69,682.94/96,162.54 = 37,851.84/x
  3. Step 3: Cross multiply
    69,682.94x = 96,162.54 × 37,851.84
  4. Step 4: Simplify right side
    69,682.94x = 3,639,929,078.07
  5. Step 5: Solve for x
    x = 3,639,929,078.07/69,682.94
  6. Step 6: Final answer
    x = 52,235.58

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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.