Home / 108,669.23-162,986.36-29,765.01

Finding the Fourth Proportional to 108,669.23, 162,986.36 and 29,765.01

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Solution

The fourth proportional to 108,669.23, 162,986.36 and 29,765.01 is: 44,642.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,669.23 : 162,986.36 = 29,765.01 : x
  2. Step 2: Convert to fraction form
    108,669.23/162,986.36 = 29,765.01/x
  3. Step 3: Cross multiply
    108,669.23x = 162,986.36 × 29,765.01
  4. Step 4: Simplify right side
    108,669.23x = 4,851,290,635.26
  5. Step 5: Solve for x
    x = 4,851,290,635.26/108,669.23
  6. Step 6: Final answer
    x = 44,642.73

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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.