Home / 61,277.37-91,993.83-52,101.69

Finding the Fourth Proportional to 61,277.37, 91,993.83 and 52,101.69

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Solution

The fourth proportional to 61,277.37, 91,993.83 and 52,101.69 is: 78,218.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,277.37 : 91,993.83 = 52,101.69 : x
  2. Step 2: Convert to fraction form
    61,277.37/91,993.83 = 52,101.69/x
  3. Step 3: Cross multiply
    61,277.37x = 91,993.83 × 52,101.69
  4. Step 4: Simplify right side
    61,277.37x = 4,793,034,012.57
  5. Step 5: Solve for x
    x = 4,793,034,012.57/61,277.37
  6. Step 6: Final answer
    x = 78,218.66

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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.