Home / 108,629.07-162,943.74-29,743.98

Finding the Fourth Proportional to 108,629.07, 162,943.74 and 29,743.98

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Solution

The fourth proportional to 108,629.07, 162,943.74 and 29,743.98 is: 44,616.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,629.07 : 162,943.74 = 29,743.98 : x
  2. Step 2: Convert to fraction form
    108,629.07/162,943.74 = 29,743.98/x
  3. Step 3: Cross multiply
    108,629.07x = 162,943.74 × 29,743.98
  4. Step 4: Simplify right side
    108,629.07x = 4,846,595,343.69
  5. Step 5: Solve for x
    x = 4,846,595,343.69/108,629.07
  6. Step 6: Final answer
    x = 44,616.01

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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.