Home / 55,003.12-75,903.96-29,852.08

Finding the Fourth Proportional to 55,003.12, 75,903.96 and 29,852.08

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Solution

The fourth proportional to 55,003.12, 75,903.96 and 29,852.08 is: 41,195.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,003.12 : 75,903.96 = 29,852.08 : x
  2. Step 2: Convert to fraction form
    55,003.12/75,903.96 = 29,852.08/x
  3. Step 3: Cross multiply
    55,003.12x = 75,903.96 × 29,852.08
  4. Step 4: Simplify right side
    55,003.12x = 2,265,891,086.24
  5. Step 5: Solve for x
    x = 2,265,891,086.24/55,003.12
  6. Step 6: Final answer
    x = 41,195.68

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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.