Home / 173,020.44-238,773.90-100,417.85

Finding the Fourth Proportional to 173,020.44, 238,773.90 and 100,417.85

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Solution

The fourth proportional to 173,020.44, 238,773.90 and 100,417.85 is: 138,579.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,020.44 : 238,773.90 = 100,417.85 : x
  2. Step 2: Convert to fraction form
    173,020.44/238,773.90 = 100,417.85/x
  3. Step 3: Cross multiply
    173,020.44x = 238,773.90 × 100,417.85
  4. Step 4: Simplify right side
    173,020.44x = 23,977,160,480.25
  5. Step 5: Solve for x
    x = 23,977,160,480.25/173,020.44
  6. Step 6: Final answer
    x = 138,579.93

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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.