Home / 352,118.66-485,923.97-190,973.66

Finding the Fourth Proportional to 352,118.66, 485,923.97 and 190,973.66

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Solution

The fourth proportional to 352,118.66, 485,923.97 and 190,973.66 is: 263,543.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,118.66 : 485,923.97 = 190,973.66 : x
  2. Step 2: Convert to fraction form
    352,118.66/485,923.97 = 190,973.66/x
  3. Step 3: Cross multiply
    352,118.66x = 485,923.97 × 190,973.66
  4. Step 4: Simplify right side
    352,118.66x = 92,798,677,080.44
  5. Step 5: Solve for x
    x = 92,798,677,080.44/352,118.66
  6. Step 6: Final answer
    x = 263,543.77

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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.