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Finding the Fourth Proportional to 156,512.48, 215,915.48 and 92,827.04

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Solution

The fourth proportional to 156,512.48, 215,915.48 and 92,827.04 is: 128,058.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,512.48 : 215,915.48 = 92,827.04 : x
  2. Step 2: Convert to fraction form
    156,512.48/215,915.48 = 92,827.04/x
  3. Step 3: Cross multiply
    156,512.48x = 215,915.48 × 92,827.04
  4. Step 4: Simplify right side
    156,512.48x = 20,042,794,898.58
  5. Step 5: Solve for x
    x = 20,042,794,898.58/156,512.48
  6. Step 6: Final answer
    x = 128,058.77

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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.