Home / 156,397.44-234,612.56-51,224.61

Finding the Fourth Proportional to 156,397.44, 234,612.56 and 51,224.61

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Solution

The fourth proportional to 156,397.44, 234,612.56 and 51,224.61 is: 76,842.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,397.44 : 234,612.56 = 51,224.61 : x
  2. Step 2: Convert to fraction form
    156,397.44/234,612.56 = 51,224.61/x
  3. Step 3: Cross multiply
    156,397.44x = 234,612.56 × 51,224.61
  4. Step 4: Simplify right side
    156,397.44x = 12,017,936,887.10
  5. Step 5: Solve for x
    x = 12,017,936,887.10/156,397.44
  6. Step 6: Final answer
    x = 76,842.29

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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.