Home / 108,669.93-149,971.70-60,926.37

Finding the Fourth Proportional to 108,669.93, 149,971.70 and 60,926.37

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Solution

The fourth proportional to 108,669.93, 149,971.70 and 60,926.37 is: 84,082.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,669.93 : 149,971.70 = 60,926.37 : x
  2. Step 2: Convert to fraction form
    108,669.93/149,971.70 = 60,926.37/x
  3. Step 3: Cross multiply
    108,669.93x = 149,971.70 × 60,926.37
  4. Step 4: Simplify right side
    108,669.93x = 9,137,230,979.10
  5. Step 5: Solve for x
    x = 9,137,230,979.10/108,669.93
  6. Step 6: Final answer
    x = 84,082.42

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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.