Home / 108,365.43-149,540.90-59,964.43

Finding the Fourth Proportional to 108,365.43, 149,540.90 and 59,964.43

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Solution

The fourth proportional to 108,365.43, 149,540.90 and 59,964.43 is: 82,749.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,365.43 : 149,540.90 = 59,964.43 : x
  2. Step 2: Convert to fraction form
    108,365.43/149,540.90 = 59,964.43/x
  3. Step 3: Cross multiply
    108,365.43x = 149,540.90 × 59,964.43
  4. Step 4: Simplify right side
    108,365.43x = 8,967,134,830.19
  5. Step 5: Solve for x
    x = 8,967,134,830.19/108,365.43
  6. Step 6: Final answer
    x = 82,749.04

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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.