Home / 170,255.92-234,917.52-98,631.67

Finding the Fourth Proportional to 170,255.92, 234,917.52 and 98,631.67

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Solution

The fourth proportional to 170,255.92, 234,917.52 and 98,631.67 is: 136,091.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,255.92 : 234,917.52 = 98,631.67 : x
  2. Step 2: Convert to fraction form
    170,255.92/234,917.52 = 98,631.67/x
  3. Step 3: Cross multiply
    170,255.92x = 234,917.52 × 98,631.67
  4. Step 4: Simplify right side
    170,255.92x = 23,170,307,309.86
  5. Step 5: Solve for x
    x = 23,170,307,309.86/170,255.92
  6. Step 6: Final answer
    x = 136,091.05

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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.