Home / 152,205.10-228,309.18-67,969.53

Finding the Fourth Proportional to 152,205.10, 228,309.18 and 67,969.53

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Solution

The fourth proportional to 152,205.10, 228,309.18 and 67,969.53 is: 101,954.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,205.10 : 228,309.18 = 67,969.53 : x
  2. Step 2: Convert to fraction form
    152,205.10/228,309.18 = 67,969.53/x
  3. Step 3: Cross multiply
    152,205.10x = 228,309.18 × 67,969.53
  4. Step 4: Simplify right side
    152,205.10x = 15,518,067,786.73
  5. Step 5: Solve for x
    x = 15,518,067,786.73/152,205.10
  6. Step 6: Final answer
    x = 101,954.98

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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.