Home / 91,196.58-125,857.62-50,918.26

Finding the Fourth Proportional to 91,196.58, 125,857.62 and 50,918.26

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Solution

The fourth proportional to 91,196.58, 125,857.62 and 50,918.26 is: 70,270.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,196.58 : 125,857.62 = 50,918.26 : x
  2. Step 2: Convert to fraction form
    91,196.58/125,857.62 = 50,918.26/x
  3. Step 3: Cross multiply
    91,196.58x = 125,857.62 × 50,918.26
  4. Step 4: Simplify right side
    91,196.58x = 6,408,451,018.14
  5. Step 5: Solve for x
    x = 6,408,451,018.14/91,196.58
  6. Step 6: Final answer
    x = 70,270.74

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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.