Home / 55,777.51-76,950.70-35,629.17

Finding the Fourth Proportional to 55,777.51, 76,950.70 and 35,629.17

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Solution

The fourth proportional to 55,777.51, 76,950.70 and 35,629.17 is: 49,154.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,777.51 : 76,950.70 = 35,629.17 : x
  2. Step 2: Convert to fraction form
    55,777.51/76,950.70 = 35,629.17/x
  3. Step 3: Cross multiply
    55,777.51x = 76,950.70 × 35,629.17
  4. Step 4: Simplify right side
    55,777.51x = 2,741,689,571.92
  5. Step 5: Solve for x
    x = 2,741,689,571.92/55,777.51
  6. Step 6: Final answer
    x = 49,154.03

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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.