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Finding the Fourth Proportional to 29,498.26, 40,705.94 and 16,923.02

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Solution

The fourth proportional to 29,498.26, 40,705.94 and 16,923.02 is: 23,352.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,498.26 : 40,705.94 = 16,923.02 : x
  2. Step 2: Convert to fraction form
    29,498.26/40,705.94 = 16,923.02/x
  3. Step 3: Cross multiply
    29,498.26x = 40,705.94 × 16,923.02
  4. Step 4: Simplify right side
    29,498.26x = 688,867,436.74
  5. Step 5: Solve for x
    x = 688,867,436.74/29,498.26
  6. Step 6: Final answer
    x = 23,352.82

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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.