Home / 98,554.92-147,910.86-51,183.72

Finding the Fourth Proportional to 98,554.92, 147,910.86 and 51,183.72

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Solution

The fourth proportional to 98,554.92, 147,910.86 and 51,183.72 is: 76,816.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,554.92 : 147,910.86 = 51,183.72 : x
  2. Step 2: Convert to fraction form
    98,554.92/147,910.86 = 51,183.72/x
  3. Step 3: Cross multiply
    98,554.92x = 147,910.86 × 51,183.72
  4. Step 4: Simplify right side
    98,554.92x = 7,570,628,043.20
  5. Step 5: Solve for x
    x = 7,570,628,043.20/98,554.92
  6. Step 6: Final answer
    x = 76,816.34

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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.