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Finding the Fourth Proportional to 69,179.32, 103,782.54 and 24,794.20

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Solution

The fourth proportional to 69,179.32, 103,782.54 and 24,794.20 is: 37,196.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,179.32 : 103,782.54 = 24,794.20 : x
  2. Step 2: Convert to fraction form
    69,179.32/103,782.54 = 24,794.20/x
  3. Step 3: Cross multiply
    69,179.32x = 103,782.54 × 24,794.20
  4. Step 4: Simplify right side
    69,179.32x = 2,573,205,053.27
  5. Step 5: Solve for x
    x = 2,573,205,053.27/69,179.32
  6. Step 6: Final answer
    x = 37,196.16

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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.