Home / 190,848.20-286,272.30-179,961.80

Finding the Fourth Proportional to 190,848.20, 286,272.30 and 179,961.80

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Solution

The fourth proportional to 190,848.20, 286,272.30 and 179,961.80 is: 269,942.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,848.20 : 286,272.30 = 179,961.80 : x
  2. Step 2: Convert to fraction form
    190,848.20/286,272.30 = 179,961.80/x
  3. Step 3: Cross multiply
    190,848.20x = 286,272.30 × 179,961.80
  4. Step 4: Simplify right side
    190,848.20x = 51,518,078,398.14
  5. Step 5: Solve for x
    x = 51,518,078,398.14/190,848.20
  6. Step 6: Final answer
    x = 269,942.70

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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.