Home / 108,425.28-149,628.92-60,683.88

Finding the Fourth Proportional to 108,425.28, 149,628.92 and 60,683.88

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Solution

The fourth proportional to 108,425.28, 149,628.92 and 60,683.88 is: 83,744.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,425.28 : 149,628.92 = 60,683.88 : x
  2. Step 2: Convert to fraction form
    108,425.28/149,628.92 = 60,683.88/x
  3. Step 3: Cross multiply
    108,425.28x = 149,628.92 × 60,683.88
  4. Step 4: Simplify right side
    108,425.28x = 9,080,063,425.81
  5. Step 5: Solve for x
    x = 9,080,063,425.81/108,425.28
  6. Step 6: Final answer
    x = 83,744.89

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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.