Home / 61,111.45-91,667.24-16,738.58

Finding the Fourth Proportional to 61,111.45, 91,667.24 and 16,738.58

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Solution

The fourth proportional to 61,111.45, 91,667.24 and 16,738.58 is: 25,107.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,111.45 : 91,667.24 = 16,738.58 : x
  2. Step 2: Convert to fraction form
    61,111.45/91,667.24 = 16,738.58/x
  3. Step 3: Cross multiply
    61,111.45x = 91,667.24 × 16,738.58
  4. Step 4: Simplify right side
    61,111.45x = 1,534,379,732.52
  5. Step 5: Solve for x
    x = 1,534,379,732.52/61,111.45
  6. Step 6: Final answer
    x = 25,107.89

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1.5x scale

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.