Home / 101,512.22-152,167.88-48,110.34

Finding the Fourth Proportional to 101,512.22, 152,167.88 and 48,110.34

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Solution

The fourth proportional to 101,512.22, 152,167.88 and 48,110.34 is: 72,117.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,512.22 : 152,167.88 = 48,110.34 : x
  2. Step 2: Convert to fraction form
    101,512.22/152,167.88 = 48,110.34/x
  3. Step 3: Cross multiply
    101,512.22x = 152,167.88 × 48,110.34
  4. Step 4: Simplify right side
    101,512.22x = 7,320,848,203.33
  5. Step 5: Solve for x
    x = 7,320,848,203.33/101,512.22
  6. Step 6: Final answer
    x = 72,117.90

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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.