Home / 55,053.08-75,971.21-29,902.04

Finding the Fourth Proportional to 55,053.08, 75,971.21 and 29,902.04

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Solution

The fourth proportional to 55,053.08, 75,971.21 and 29,902.04 is: 41,263.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,053.08 : 75,971.21 = 29,902.04 : x
  2. Step 2: Convert to fraction form
    55,053.08/75,971.21 = 29,902.04/x
  3. Step 3: Cross multiply
    55,053.08x = 75,971.21 × 29,902.04
  4. Step 4: Simplify right side
    55,053.08x = 2,271,694,160.27
  5. Step 5: Solve for x
    x = 2,271,694,160.27/55,053.08
  6. Step 6: Final answer
    x = 41,263.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.