Home / 69,954.36-96,534.20-38,122.57

Finding the Fourth Proportional to 69,954.36, 96,534.20 and 38,122.57

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Solution

The fourth proportional to 69,954.36, 96,534.20 and 38,122.57 is: 52,607.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,954.36 : 96,534.20 = 38,122.57 : x
  2. Step 2: Convert to fraction form
    69,954.36/96,534.20 = 38,122.57/x
  3. Step 3: Cross multiply
    69,954.36x = 96,534.20 × 38,122.57
  4. Step 4: Simplify right side
    69,954.36x = 3,680,131,796.89
  5. Step 5: Solve for x
    x = 3,680,131,796.89/69,954.36
  6. Step 6: Final answer
    x = 52,607.61

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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.