Home / 86,524-129,800.04-33,904.96

Finding the Fourth Proportional to 86,524, 129,800.04 and 33,904.96

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Solution

The fourth proportional to 86,524, 129,800.04 and 33,904.96 is: 50,862.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,524 : 129,800.04 = 33,904.96 : x
  2. Step 2: Convert to fraction form
    86,524/129,800.04 = 33,904.96/x
  3. Step 3: Cross multiply
    86,524x = 129,800.04 × 33,904.96
  4. Step 4: Simplify right side
    86,524x = 4,400,865,164.20
  5. Step 5: Solve for x
    x = 4,400,865,164.20/86,524
  6. Step 6: Final answer
    x = 50,862.94

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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.