Home / 55,000.89-75,901.26-29,850.39

Finding the Fourth Proportional to 55,000.89, 75,901.26 and 29,850.39

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Solution

The fourth proportional to 55,000.89, 75,901.26 and 29,850.39 is: 41,193.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,000.89 : 75,901.26 = 29,850.39 : x
  2. Step 2: Convert to fraction form
    55,000.89/75,901.26 = 29,850.39/x
  3. Step 3: Cross multiply
    55,000.89x = 75,901.26 × 29,850.39
  4. Step 4: Simplify right side
    55,000.89x = 2,265,682,212.49
  5. Step 5: Solve for x
    x = 2,265,682,212.49/55,000.89
  6. Step 6: Final answer
    x = 41,193.56

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1.5x scale

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.