Home / 55,080.24-76,004.56-31,201.80

Finding the Fourth Proportional to 55,080.24, 76,004.56 and 31,201.80

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Solution

The fourth proportional to 55,080.24, 76,004.56 and 31,201.80 is: 43,054.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,080.24 : 76,004.56 = 31,201.80 : x
  2. Step 2: Convert to fraction form
    55,080.24/76,004.56 = 31,201.80/x
  3. Step 3: Cross multiply
    55,080.24x = 76,004.56 × 31,201.80
  4. Step 4: Simplify right side
    55,080.24x = 2,371,478,544.18
  5. Step 5: Solve for x
    x = 2,371,478,544.18/55,080.24
  6. Step 6: Final answer
    x = 43,054.98

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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.