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Finding the Fourth Proportional to 69,794.34, 96,315.21 and 37,962.51

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Solution

The fourth proportional to 69,794.34, 96,315.21 and 37,962.51 is: 52,387.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,794.34 : 96,315.21 = 37,962.51 : x
  2. Step 2: Convert to fraction form
    69,794.34/96,315.21 = 37,962.51/x
  3. Step 3: Cross multiply
    69,794.34x = 96,315.21 × 37,962.51
  4. Step 4: Simplify right side
    69,794.34x = 3,656,367,122.78
  5. Step 5: Solve for x
    x = 3,656,367,122.78/69,794.34
  6. Step 6: Final answer
    x = 52,387.73

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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.