Home / 55,366.75-76,406.18-30,216.25

Finding the Fourth Proportional to 55,366.75, 76,406.18 and 30,216.25

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Solution

The fourth proportional to 55,366.75, 76,406.18 and 30,216.25 is: 41,698.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,366.75 : 76,406.18 = 30,216.25 : x
  2. Step 2: Convert to fraction form
    55,366.75/76,406.18 = 30,216.25/x
  3. Step 3: Cross multiply
    55,366.75x = 76,406.18 × 30,216.25
  4. Step 4: Simplify right side
    55,366.75x = 2,308,708,236.43
  5. Step 5: Solve for x
    x = 2,308,708,236.43/55,366.75
  6. Step 6: Final answer
    x = 41,698.46

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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.