Home / 173,016.24-238,745.52-100,407.84

Finding the Fourth Proportional to 173,016.24, 238,745.52 and 100,407.84

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Solution

The fourth proportional to 173,016.24, 238,745.52 and 100,407.84 is: 138,553.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,016.24 : 238,745.52 = 100,407.84 : x
  2. Step 2: Convert to fraction form
    173,016.24/238,745.52 = 100,407.84/x
  3. Step 3: Cross multiply
    173,016.24x = 238,745.52 × 100,407.84
  4. Step 4: Simplify right side
    173,016.24x = 23,971,921,972.88
  5. Step 5: Solve for x
    x = 23,971,921,972.88/173,016.24
  6. Step 6: Final answer
    x = 138,553.02

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1.5x scale

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.