Home / 94,161.72-141,111.32-70,760.80

Finding the Fourth Proportional to 94,161.72, 141,111.32 and 70,760.80

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Solution

The fourth proportional to 94,161.72, 141,111.32 and 70,760.80 is: 106,042.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,161.72 : 141,111.32 = 70,760.80 : x
  2. Step 2: Convert to fraction form
    94,161.72/141,111.32 = 70,760.80/x
  3. Step 3: Cross multiply
    94,161.72x = 141,111.32 × 70,760.80
  4. Step 4: Simplify right side
    94,161.72x = 9,985,149,892.26
  5. Step 5: Solve for x
    x = 9,985,149,892.26/94,161.72
  6. Step 6: Final answer
    x = 106,042.56

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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.