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Finding the Fourth Proportional to 36,573.63, 54,860.46 and 8,871.63

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Solution

The fourth proportional to 36,573.63, 54,860.46 and 8,871.63 is: 13,307.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,573.63 : 54,860.46 = 8,871.63 : x
  2. Step 2: Convert to fraction form
    36,573.63/54,860.46 = 8,871.63/x
  3. Step 3: Cross multiply
    36,573.63x = 54,860.46 × 8,871.63
  4. Step 4: Simplify right side
    36,573.63x = 486,701,702.75
  5. Step 5: Solve for x
    x = 486,701,702.75/36,573.63
  6. Step 6: Final answer
    x = 13,307.45

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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.