Home / 55,003.20-75,904.50-29,852.76

Finding the Fourth Proportional to 55,003.20, 75,904.50 and 29,852.76

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Solution

The fourth proportional to 55,003.20, 75,904.50 and 29,852.76 is: 41,196.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,003.20 : 75,904.50 = 29,852.76 : x
  2. Step 2: Convert to fraction form
    55,003.20/75,904.50 = 29,852.76/x
  3. Step 3: Cross multiply
    55,003.20x = 75,904.50 × 29,852.76
  4. Step 4: Simplify right side
    55,003.20x = 2,265,958,821.42
  5. Step 5: Solve for x
    x = 2,265,958,821.42/55,003.20
  6. Step 6: Final answer
    x = 41,196.85

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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.