Home / 108,095.54-162,143.30-55,471.46

Finding the Fourth Proportional to 108,095.54, 162,143.30 and 55,471.46

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Solution

The fourth proportional to 108,095.54, 162,143.30 and 55,471.46 is: 83,207.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,095.54 : 162,143.30 = 55,471.46 : x
  2. Step 2: Convert to fraction form
    108,095.54/162,143.30 = 55,471.46/x
  3. Step 3: Cross multiply
    108,095.54x = 162,143.30 × 55,471.46
  4. Step 4: Simplify right side
    108,095.54x = 8,994,324,908.18
  5. Step 5: Solve for x
    x = 8,994,324,908.18/108,095.54
  6. Step 6: Final answer
    x = 83,207.18

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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.