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Finding the Fourth Proportional to 70,268.28, 96,950.70 and 41,963.64

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Solution

The fourth proportional to 70,268.28, 96,950.70 and 41,963.64 is: 57,898.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,268.28 : 96,950.70 = 41,963.64 : x
  2. Step 2: Convert to fraction form
    70,268.28/96,950.70 = 41,963.64/x
  3. Step 3: Cross multiply
    70,268.28x = 96,950.70 × 41,963.64
  4. Step 4: Simplify right side
    70,268.28x = 4,068,404,272.55
  5. Step 5: Solve for x
    x = 4,068,404,272.55/70,268.28
  6. Step 6: Final answer
    x = 57,898.16

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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.