Home / 72,922.94-100,595.23-50,222.60

Finding the Fourth Proportional to 72,922.94, 100,595.23 and 50,222.60

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Solution

The fourth proportional to 72,922.94, 100,595.23 and 50,222.60 is: 69,280.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,922.94 : 100,595.23 = 50,222.60 : x
  2. Step 2: Convert to fraction form
    72,922.94/100,595.23 = 50,222.60/x
  3. Step 3: Cross multiply
    72,922.94x = 100,595.23 × 50,222.60
  4. Step 4: Simplify right side
    72,922.94x = 5,052,153,369.67
  5. Step 5: Solve for x
    x = 5,052,153,369.67/72,922.94
  6. Step 6: Final answer
    x = 69,280.72

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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.