Home / 86,076.54-129,122.24-23,747.04

Finding the Fourth Proportional to 86,076.54, 129,122.24 and 23,747.04

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Solution

The fourth proportional to 86,076.54, 129,122.24 and 23,747.04 is: 35,622.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,076.54 : 129,122.24 = 23,747.04 : x
  2. Step 2: Convert to fraction form
    86,076.54/129,122.24 = 23,747.04/x
  3. Step 3: Cross multiply
    86,076.54x = 129,122.24 × 23,747.04
  4. Step 4: Simplify right side
    86,076.54x = 3,066,270,411.93
  5. Step 5: Solve for x
    x = 3,066,270,411.93/86,076.54
  6. Step 6: Final answer
    x = 35,622.61

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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.