Home / 190,424.94-285,284.25-95,543.70

Finding the Fourth Proportional to 190,424.94, 285,284.25 and 95,543.70

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Solution

The fourth proportional to 190,424.94, 285,284.25 and 95,543.70 is: 143,138.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,424.94 : 285,284.25 = 95,543.70 : x
  2. Step 2: Convert to fraction form
    190,424.94/285,284.25 = 95,543.70/x
  3. Step 3: Cross multiply
    190,424.94x = 285,284.25 × 95,543.70
  4. Step 4: Simplify right side
    190,424.94x = 27,257,112,796.73
  5. Step 5: Solve for x
    x = 27,257,112,796.73/190,424.94
  6. Step 6: Final answer
    x = 143,138.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.