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Finding the Fourth Proportional to 94,796.80, 130,827.32 and 54,523.60

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Solution

The fourth proportional to 94,796.80, 130,827.32 and 54,523.60 is: 75,247.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,796.80 : 130,827.32 = 54,523.60 : x
  2. Step 2: Convert to fraction form
    94,796.80/130,827.32 = 54,523.60/x
  3. Step 3: Cross multiply
    94,796.80x = 130,827.32 × 54,523.60
  4. Step 4: Simplify right side
    94,796.80x = 7,133,176,464.75
  5. Step 5: Solve for x
    x = 7,133,176,464.75/94,796.80
  6. Step 6: Final answer
    x = 75,247.02

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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.