Home / 108,453.18-161,941.52-95,696.63

Finding the Fourth Proportional to 108,453.18, 161,941.52 and 95,696.63

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Solution

The fourth proportional to 108,453.18, 161,941.52 and 95,696.63 is: 142,893.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,453.18 : 161,941.52 = 95,696.63 : x
  2. Step 2: Convert to fraction form
    108,453.18/161,941.52 = 95,696.63/x
  3. Step 3: Cross multiply
    108,453.18x = 161,941.52 × 95,696.63
  4. Step 4: Simplify right side
    108,453.18x = 15,497,257,721.08
  5. Step 5: Solve for x
    x = 15,497,257,721.08/108,453.18
  6. Step 6: Final answer
    x = 142,893.53

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.