Home / 156,405.52-234,637.44-100,607.86

Finding the Fourth Proportional to 156,405.52, 234,637.44 and 100,607.86

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Solution

The fourth proportional to 156,405.52, 234,637.44 and 100,607.86 is: 150,930.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,405.52 : 234,637.44 = 100,607.86 : x
  2. Step 2: Convert to fraction form
    156,405.52/234,637.44 = 100,607.86/x
  3. Step 3: Cross multiply
    156,405.52x = 234,637.44 × 100,607.86
  4. Step 4: Simplify right side
    156,405.52x = 23,606,370,714.28
  5. Step 5: Solve for x
    x = 23,606,370,714.28/156,405.52
  6. Step 6: Final answer
    x = 150,930.55

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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.