Home / 108,629.44-162,733.98-61,100.14

Finding the Fourth Proportional to 108,629.44, 162,733.98 and 61,100.14

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Solution

The fourth proportional to 108,629.44, 162,733.98 and 61,100.14 is: 91,531.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,629.44 : 162,733.98 = 61,100.14 : x
  2. Step 2: Convert to fraction form
    108,629.44/162,733.98 = 61,100.14/x
  3. Step 3: Cross multiply
    108,629.44x = 162,733.98 × 61,100.14
  4. Step 4: Simplify right side
    108,629.44x = 9,943,068,960.76
  5. Step 5: Solve for x
    x = 9,943,068,960.76/108,629.44
  6. Step 6: Final answer
    x = 91,531.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.