Home / 174,231.56-261,360.30-89,939.09

Finding the Fourth Proportional to 174,231.56, 261,360.30 and 89,939.09

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Solution

The fourth proportional to 174,231.56, 261,360.30 and 89,939.09 is: 134,915.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,231.56 : 261,360.30 = 89,939.09 : x
  2. Step 2: Convert to fraction form
    174,231.56/261,360.30 = 89,939.09/x
  3. Step 3: Cross multiply
    174,231.56x = 261,360.30 × 89,939.09
  4. Step 4: Simplify right side
    174,231.56x = 23,506,507,544.13
  5. Step 5: Solve for x
    x = 23,506,507,544.13/174,231.56
  6. Step 6: Final answer
    x = 134,915.33

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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.