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Finding the Fourth Proportional to 44,771.88, 61,789.74 and 25,654.20

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Solution

The fourth proportional to 44,771.88, 61,789.74 and 25,654.20 is: 35,405.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,771.88 : 61,789.74 = 25,654.20 : x
  2. Step 2: Convert to fraction form
    44,771.88/61,789.74 = 25,654.20/x
  3. Step 3: Cross multiply
    44,771.88x = 61,789.74 × 25,654.20
  4. Step 4: Simplify right side
    44,771.88x = 1,585,166,347.91
  5. Step 5: Solve for x
    x = 1,585,166,347.91/44,771.88
  6. Step 6: Final answer
    x = 35,405.40

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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.