Home / 189,114.20-283,379.70-164,036.60

Finding the Fourth Proportional to 189,114.20, 283,379.70 and 164,036.60

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Solution

The fourth proportional to 189,114.20, 283,379.70 and 164,036.60 is: 245,801.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,114.20 : 283,379.70 = 164,036.60 : x
  2. Step 2: Convert to fraction form
    189,114.20/283,379.70 = 164,036.60/x
  3. Step 3: Cross multiply
    189,114.20x = 283,379.70 × 164,036.60
  4. Step 4: Simplify right side
    189,114.20x = 46,484,642,497.02
  5. Step 5: Solve for x
    x = 46,484,642,497.02/189,114.20
  6. Step 6: Final answer
    x = 245,801.97

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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.