Home / 108,829.98-150,241.74-84,576.76

Finding the Fourth Proportional to 108,829.98, 150,241.74 and 84,576.76

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Solution

The fourth proportional to 108,829.98, 150,241.74 and 84,576.76 is: 116,759.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,829.98 : 150,241.74 = 84,576.76 : x
  2. Step 2: Convert to fraction form
    108,829.98/150,241.74 = 84,576.76/x
  3. Step 3: Cross multiply
    108,829.98x = 150,241.74 × 84,576.76
  4. Step 4: Simplify right side
    108,829.98x = 12,706,958,893.20
  5. Step 5: Solve for x
    x = 12,706,958,893.20/108,829.98
  6. Step 6: Final answer
    x = 116,759.73

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1.5x scale

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.