Home / 134,172.89-185,161.98-73,745.07

Finding the Fourth Proportional to 134,172.89, 185,161.98 and 73,745.07

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Solution

The fourth proportional to 134,172.89, 185,161.98 and 73,745.07 is: 101,770.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,172.89 : 185,161.98 = 73,745.07 : x
  2. Step 2: Convert to fraction form
    134,172.89/185,161.98 = 73,745.07/x
  3. Step 3: Cross multiply
    134,172.89x = 185,161.98 × 73,745.07
  4. Step 4: Simplify right side
    134,172.89x = 13,654,783,176.44
  5. Step 5: Solve for x
    x = 13,654,783,176.44/134,172.89
  6. Step 6: Final answer
    x = 101,770.06

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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.