Home / 55,571.08-76,723.86-49,592.48

Finding the Fourth Proportional to 55,571.08, 76,723.86 and 49,592.48

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Solution

The fourth proportional to 55,571.08, 76,723.86 and 49,592.48 is: 68,469.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,571.08 : 76,723.86 = 49,592.48 : x
  2. Step 2: Convert to fraction form
    55,571.08/76,723.86 = 49,592.48/x
  3. Step 3: Cross multiply
    55,571.08x = 76,723.86 × 49,592.48
  4. Step 4: Simplify right side
    55,571.08x = 3,804,926,492.57
  5. Step 5: Solve for x
    x = 3,804,926,492.57/55,571.08
  6. Step 6: Final answer
    x = 68,469.54

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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.