Home / 98,016.24-147,043.49-31,451.25

Finding the Fourth Proportional to 98,016.24, 147,043.49 and 31,451.25

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Solution

The fourth proportional to 98,016.24, 147,043.49 and 31,451.25 is: 47,183.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,016.24 : 147,043.49 = 31,451.25 : x
  2. Step 2: Convert to fraction form
    98,016.24/147,043.49 = 31,451.25/x
  3. Step 3: Cross multiply
    98,016.24x = 147,043.49 × 31,451.25
  4. Step 4: Simplify right side
    98,016.24x = 4,624,701,959.02
  5. Step 5: Solve for x
    x = 4,624,701,959.02/98,016.24
  6. Step 6: Final answer
    x = 47,183.02

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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.