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Finding the Fourth Proportional to 43,702.95, 65,573.69 and 22,921.59

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Solution

The fourth proportional to 43,702.95, 65,573.69 and 22,921.59 is: 34,392.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,702.95 : 65,573.69 = 22,921.59 : x
  2. Step 2: Convert to fraction form
    43,702.95/65,573.69 = 22,921.59/x
  3. Step 3: Cross multiply
    43,702.95x = 65,573.69 × 22,921.59
  4. Step 4: Simplify right side
    43,702.95x = 1,503,053,122.36
  5. Step 5: Solve for x
    x = 1,503,053,122.36/43,702.95
  6. Step 6: Final answer
    x = 34,392.49

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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.