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Finding the Fourth Proportional to 93,951.72, 140,963.22 and 56,537.64

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Solution

The fourth proportional to 93,951.72, 140,963.22 and 56,537.64 is: 84,827.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,951.72 : 140,963.22 = 56,537.64 : x
  2. Step 2: Convert to fraction form
    93,951.72/140,963.22 = 56,537.64/x
  3. Step 3: Cross multiply
    93,951.72x = 140,963.22 × 56,537.64
  4. Step 4: Simplify right side
    93,951.72x = 7,969,727,785.60
  5. Step 5: Solve for x
    x = 7,969,727,785.60/93,951.72
  6. Step 6: Final answer
    x = 84,827.91

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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.