Home / 70,026.22-96,635.73-39,811.56

Finding the Fourth Proportional to 70,026.22, 96,635.73 and 39,811.56

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Solution

The fourth proportional to 70,026.22, 96,635.73 and 39,811.56 is: 54,939.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,026.22 : 96,635.73 = 39,811.56 : x
  2. Step 2: Convert to fraction form
    70,026.22/96,635.73 = 39,811.56/x
  3. Step 3: Cross multiply
    70,026.22x = 96,635.73 × 39,811.56
  4. Step 4: Simplify right side
    70,026.22x = 3,847,218,949.95
  5. Step 5: Solve for x
    x = 3,847,218,949.95/70,026.22
  6. Step 6: Final answer
    x = 54,939.69

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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.