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Finding the Fourth Proportional to 94,820.44, 130,843.74 and 54,523.48

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Solution

The fourth proportional to 94,820.44, 130,843.74 and 54,523.48 is: 75,237.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,820.44 : 130,843.74 = 54,523.48 : x
  2. Step 2: Convert to fraction form
    94,820.44/130,843.74 = 54,523.48/x
  3. Step 3: Cross multiply
    94,820.44x = 130,843.74 × 54,523.48
  4. Step 4: Simplify right side
    94,820.44x = 7,134,056,041.02
  5. Step 5: Solve for x
    x = 7,134,056,041.02/94,820.44
  6. Step 6: Final answer
    x = 75,237.53

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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.