Home / 43,833.54-65,703.15-18,885.33

Finding the Fourth Proportional to 43,833.54, 65,703.15 and 18,885.33

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Solution

The fourth proportional to 43,833.54, 65,703.15 and 18,885.33 is: 28,307.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,833.54 : 65,703.15 = 18,885.33 : x
  2. Step 2: Convert to fraction form
    43,833.54/65,703.15 = 18,885.33/x
  3. Step 3: Cross multiply
    43,833.54x = 65,703.15 × 18,885.33
  4. Step 4: Simplify right side
    43,833.54x = 1,240,825,669.79
  5. Step 5: Solve for x
    x = 1,240,825,669.79/43,833.54
  6. Step 6: Final answer
    x = 28,307.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.