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Finding the Fourth Proportional to 44,643.52, 66,940.98 and 13,474.72

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Solution

The fourth proportional to 44,643.52, 66,940.98 and 13,474.72 is: 20,204.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,643.52 : 66,940.98 = 13,474.72 : x
  2. Step 2: Convert to fraction form
    44,643.52/66,940.98 = 13,474.72/x
  3. Step 3: Cross multiply
    44,643.52x = 66,940.98 × 13,474.72
  4. Step 4: Simplify right side
    44,643.52x = 902,010,962.03
  5. Step 5: Solve for x
    x = 902,010,962.03/44,643.52
  6. Step 6: Final answer
    x = 20,204.75

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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.