Home / 154,078.22-230,722.76-106,627.61

Finding the Fourth Proportional to 154,078.22, 230,722.76 and 106,627.61

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Solution

The fourth proportional to 154,078.22, 230,722.76 and 106,627.61 is: 159,668.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,078.22 : 230,722.76 = 106,627.61 : x
  2. Step 2: Convert to fraction form
    154,078.22/230,722.76 = 106,627.61/x
  3. Step 3: Cross multiply
    154,078.22x = 230,722.76 × 106,627.61
  4. Step 4: Simplify right side
    154,078.22x = 24,601,417,314.78
  5. Step 5: Solve for x
    x = 24,601,417,314.78/154,078.22
  6. Step 6: Final answer
    x = 159,668.36

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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.