Home / 91,017.37-125,604.54-50,733.68

Finding the Fourth Proportional to 91,017.37, 125,604.54 and 50,733.68

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Solution

The fourth proportional to 91,017.37, 125,604.54 and 50,733.68 is: 70,012.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,017.37 : 125,604.54 = 50,733.68 : x
  2. Step 2: Convert to fraction form
    91,017.37/125,604.54 = 50,733.68/x
  3. Step 3: Cross multiply
    91,017.37x = 125,604.54 × 50,733.68
  4. Step 4: Simplify right side
    91,017.37x = 6,372,380,538.91
  5. Step 5: Solve for x
    x = 6,372,380,538.91/91,017.37
  6. Step 6: Final answer
    x = 70,012.80

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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.