Home / 156,253.62-234,467.29-76,292.56

Finding the Fourth Proportional to 156,253.62, 234,467.29 and 76,292.56

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Solution

The fourth proportional to 156,253.62, 234,467.29 and 76,292.56 is: 114,481.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,253.62 : 234,467.29 = 76,292.56 : x
  2. Step 2: Convert to fraction form
    156,253.62/234,467.29 = 76,292.56/x
  3. Step 3: Cross multiply
    156,253.62x = 234,467.29 × 76,292.56
  4. Step 4: Simplify right side
    156,253.62x = 17,888,109,790.36
  5. Step 5: Solve for x
    x = 17,888,109,790.36/156,253.62
  6. Step 6: Final answer
    x = 114,481.25

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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.