Home / 55,501.44-76,544.64-43,405.44

Finding the Fourth Proportional to 55,501.44, 76,544.64 and 43,405.44

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Solution

The fourth proportional to 55,501.44, 76,544.64 and 43,405.44 is: 59,862.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,501.44 : 76,544.64 = 43,405.44 : x
  2. Step 2: Convert to fraction form
    55,501.44/76,544.64 = 43,405.44/x
  3. Step 3: Cross multiply
    55,501.44x = 76,544.64 × 43,405.44
  4. Step 4: Simplify right side
    55,501.44x = 3,322,453,778.84
  5. Step 5: Solve for x
    x = 3,322,453,778.84/55,501.44
  6. Step 6: Final answer
    x = 59,862.48

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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.