Home / 95,476.29-143,195.99-90,734.61

Finding the Fourth Proportional to 95,476.29, 143,195.99 and 90,734.61

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Solution

The fourth proportional to 95,476.29, 143,195.99 and 90,734.61 is: 136,084.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,476.29 : 143,195.99 = 90,734.61 : x
  2. Step 2: Convert to fraction form
    95,476.29/143,195.99 = 90,734.61/x
  3. Step 3: Cross multiply
    95,476.29x = 143,195.99 × 90,734.61
  4. Step 4: Simplify right side
    95,476.29x = 12,992,831,852.54
  5. Step 5: Solve for x
    x = 12,992,831,852.54/95,476.29
  6. Step 6: Final answer
    x = 136,084.38

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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.