Home / 141,846.93-195,734.34-81,403.11

Finding the Fourth Proportional to 141,846.93, 195,734.34 and 81,403.11

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Solution

The fourth proportional to 141,846.93, 195,734.34 and 81,403.11 is: 112,328.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,846.93 : 195,734.34 = 81,403.11 : x
  2. Step 2: Convert to fraction form
    141,846.93/195,734.34 = 81,403.11/x
  3. Step 3: Cross multiply
    141,846.93x = 195,734.34 × 81,403.11
  4. Step 4: Simplify right side
    141,846.93x = 15,933,384,009.80
  5. Step 5: Solve for x
    x = 15,933,384,009.80/141,846.93
  6. Step 6: Final answer
    x = 112,328.01

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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.