Home / 172,638.75-238,247.91-95,117.55

Finding the Fourth Proportional to 172,638.75, 238,247.91 and 95,117.55

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Solution

The fourth proportional to 172,638.75, 238,247.91 and 95,117.55 is: 131,265.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,638.75 : 238,247.91 = 95,117.55 : x
  2. Step 2: Convert to fraction form
    172,638.75/238,247.91 = 95,117.55/x
  3. Step 3: Cross multiply
    172,638.75x = 238,247.91 × 95,117.55
  4. Step 4: Simplify right side
    172,638.75x = 22,661,557,491.82
  5. Step 5: Solve for x
    x = 22,661,557,491.82/172,638.75
  6. Step 6: Final answer
    x = 131,265.76

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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.