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Finding the Fourth Proportional to 30,352.80, 41,868.78 and 23,627.79

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Solution

The fourth proportional to 30,352.80, 41,868.78 and 23,627.79 is: 32,592.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,352.80 : 41,868.78 = 23,627.79 : x
  2. Step 2: Convert to fraction form
    30,352.80/41,868.78 = 23,627.79/x
  3. Step 3: Cross multiply
    30,352.80x = 41,868.78 × 23,627.79
  4. Step 4: Simplify right side
    30,352.80x = 989,266,741.40
  5. Step 5: Solve for x
    x = 989,266,741.40/30,352.80
  6. Step 6: Final answer
    x = 32,592.27

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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.