Home / 55,053.58-75,971.90-29,902.54

Finding the Fourth Proportional to 55,053.58, 75,971.90 and 29,902.54

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Solution

The fourth proportional to 55,053.58, 75,971.90 and 29,902.54 is: 41,264.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,053.58 : 75,971.90 = 29,902.54 : x
  2. Step 2: Convert to fraction form
    55,053.58/75,971.90 = 29,902.54/x
  3. Step 3: Cross multiply
    55,053.58x = 75,971.90 × 29,902.54
  4. Step 4: Simplify right side
    55,053.58x = 2,271,752,778.63
  5. Step 5: Solve for x
    x = 2,271,752,778.63/55,053.58
  6. Step 6: Final answer
    x = 41,264.40

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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.