Home / 156,568.06-234,556.83-121,335.49

Finding the Fourth Proportional to 156,568.06, 234,556.83 and 121,335.49

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Solution

The fourth proportional to 156,568.06, 234,556.83 and 121,335.49 is: 181,774.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,568.06 : 234,556.83 = 121,335.49 : x
  2. Step 2: Convert to fraction form
    156,568.06/234,556.83 = 121,335.49/x
  3. Step 3: Cross multiply
    156,568.06x = 234,556.83 × 121,335.49
  4. Step 4: Simplify right side
    156,568.06x = 28,460,067,900.90
  5. Step 5: Solve for x
    x = 28,460,067,900.90/156,568.06
  6. Step 6: Final answer
    x = 181,774.42

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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.