Home / 108,956.98-150,344.26-61,201.18

Finding the Fourth Proportional to 108,956.98, 150,344.26 and 61,201.18

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Solution

The fourth proportional to 108,956.98, 150,344.26 and 61,201.18 is: 84,448.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,956.98 : 150,344.26 = 61,201.18 : x
  2. Step 2: Convert to fraction form
    108,956.98/150,344.26 = 61,201.18/x
  3. Step 3: Cross multiply
    108,956.98x = 150,344.26 × 61,201.18
  4. Step 4: Simplify right side
    108,956.98x = 9,201,246,118.23
  5. Step 5: Solve for x
    x = 9,201,246,118.23/108,956.98
  6. Step 6: Final answer
    x = 84,448.43

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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.