Home / 56,204.36-77,917.15-53,208.12

Finding the Fourth Proportional to 56,204.36, 77,917.15 and 53,208.12

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Solution

The fourth proportional to 56,204.36, 77,917.15 and 53,208.12 is: 73,763.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,204.36 : 77,917.15 = 53,208.12 : x
  2. Step 2: Convert to fraction form
    56,204.36/77,917.15 = 53,208.12/x
  3. Step 3: Cross multiply
    56,204.36x = 77,917.15 × 53,208.12
  4. Step 4: Simplify right side
    56,204.36x = 4,145,825,067.26
  5. Step 5: Solve for x
    x = 4,145,825,067.26/56,204.36
  6. Step 6: Final answer
    x = 73,763.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.