Home / 115,436.44-173,180.63-40,561.76

Finding the Fourth Proportional to 115,436.44, 173,180.63 and 40,561.76

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Solution

The fourth proportional to 115,436.44, 173,180.63 and 40,561.76 is: 60,851.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,436.44 : 173,180.63 = 40,561.76 : x
  2. Step 2: Convert to fraction form
    115,436.44/173,180.63 = 40,561.76/x
  3. Step 3: Cross multiply
    115,436.44x = 173,180.63 × 40,561.76
  4. Step 4: Simplify right side
    115,436.44x = 7,024,511,685.06
  5. Step 5: Solve for x
    x = 7,024,511,685.06/115,436.44
  6. Step 6: Final answer
    x = 60,851.77

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1.5x scale

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.