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Finding the Fourth Proportional to 156,773.36, 216,348.99 and 92,256.86

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Solution

The fourth proportional to 156,773.36, 216,348.99 and 92,256.86 is: 127,315.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,773.36 : 216,348.99 = 92,256.86 : x
  2. Step 2: Convert to fraction form
    156,773.36/216,348.99 = 92,256.86/x
  3. Step 3: Cross multiply
    156,773.36x = 216,348.99 × 92,256.86
  4. Step 4: Simplify right side
    156,773.36x = 19,959,678,481.57
  5. Step 5: Solve for x
    x = 19,959,678,481.57/156,773.36
  6. Step 6: Final answer
    x = 127,315.50

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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.