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Finding the Fourth Proportional to 34,649.30, 47,816.03 and 18,733.74

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Solution

The fourth proportional to 34,649.30, 47,816.03 and 18,733.74 is: 25,852.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,649.30 : 47,816.03 = 18,733.74 : x
  2. Step 2: Convert to fraction form
    34,649.30/47,816.03 = 18,733.74/x
  3. Step 3: Cross multiply
    34,649.30x = 47,816.03 × 18,733.74
  4. Step 4: Simplify right side
    34,649.30x = 895,773,073.85
  5. Step 5: Solve for x
    x = 895,773,073.85/34,649.30
  6. Step 6: Final answer
    x = 25,852.56

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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.