Home / 178,120.22-245,806.27-96,449.36

Finding the Fourth Proportional to 178,120.22, 245,806.27 and 96,449.36

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Solution

The fourth proportional to 178,120.22, 245,806.27 and 96,449.36 is: 133,100.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,120.22 : 245,806.27 = 96,449.36 : x
  2. Step 2: Convert to fraction form
    178,120.22/245,806.27 = 96,449.36/x
  3. Step 3: Cross multiply
    178,120.22x = 245,806.27 × 96,449.36
  4. Step 4: Simplify right side
    178,120.22x = 23,707,856,917.93
  5. Step 5: Solve for x
    x = 23,707,856,917.93/178,120.22
  6. Step 6: Final answer
    x = 133,100.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.