Home / 190,281.70-262,588.77-104,243.75

Finding the Fourth Proportional to 190,281.70, 262,588.77 and 104,243.75

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Solution

The fourth proportional to 190,281.70, 262,588.77 and 104,243.75 is: 143,856.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,281.70 : 262,588.77 = 104,243.75 : x
  2. Step 2: Convert to fraction form
    190,281.70/262,588.77 = 104,243.75/x
  3. Step 3: Cross multiply
    190,281.70x = 262,588.77 × 104,243.75
  4. Step 4: Simplify right side
    190,281.70x = 27,373,238,092.69
  5. Step 5: Solve for x
    x = 27,373,238,092.69/190,281.70
  6. Step 6: Final answer
    x = 143,856.39

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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.