Home / 69,704.15-96,189.53-37,872.90

Finding the Fourth Proportional to 69,704.15, 96,189.53 and 37,872.90

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Solution

The fourth proportional to 69,704.15, 96,189.53 and 37,872.90 is: 52,263.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,704.15 : 96,189.53 = 37,872.90 : x
  2. Step 2: Convert to fraction form
    69,704.15/96,189.53 = 37,872.90/x
  3. Step 3: Cross multiply
    69,704.15x = 96,189.53 × 37,872.90
  4. Step 4: Simplify right side
    69,704.15x = 3,642,976,261.37
  5. Step 5: Solve for x
    x = 3,642,976,261.37/69,704.15
  6. Step 6: Final answer
    x = 52,263.41

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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.