Home / 108,371.58-149,546.96-59,971.38

Finding the Fourth Proportional to 108,371.58, 149,546.96 and 59,971.38

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Solution

The fourth proportional to 108,371.58, 149,546.96 and 59,971.38 is: 82,757.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,371.58 : 149,546.96 = 59,971.38 : x
  2. Step 2: Convert to fraction form
    108,371.58/149,546.96 = 59,971.38/x
  3. Step 3: Cross multiply
    108,371.58x = 149,546.96 × 59,971.38
  4. Step 4: Simplify right side
    108,371.58x = 8,968,537,566.00
  5. Step 5: Solve for x
    x = 8,968,537,566.00/108,371.58
  6. Step 6: Final answer
    x = 82,757.28

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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.