Home / 108,442.06-161,924.94-95,685.50

Finding the Fourth Proportional to 108,442.06, 161,924.94 and 95,685.50

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Solution

The fourth proportional to 108,442.06, 161,924.94 and 95,685.50 is: 142,876.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,442.06 : 161,924.94 = 95,685.50 : x
  2. Step 2: Convert to fraction form
    108,442.06/161,924.94 = 95,685.50/x
  3. Step 3: Cross multiply
    108,442.06x = 161,924.94 × 95,685.50
  4. Step 4: Simplify right side
    108,442.06x = 15,493,869,251.18
  5. Step 5: Solve for x
    x = 15,493,869,251.18/108,442.06
  6. Step 6: Final answer
    x = 142,876.94

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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.