Home / 152,314.80-228,526.84-68,067.88

Finding the Fourth Proportional to 152,314.80, 228,526.84 and 68,067.88

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Solution

The fourth proportional to 152,314.80, 228,526.84 and 68,067.88 is: 102,126.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,314.80 : 228,526.84 = 68,067.88 : x
  2. Step 2: Convert to fraction form
    152,314.80/228,526.84 = 68,067.88/x
  3. Step 3: Cross multiply
    152,314.80x = 228,526.84 × 68,067.88
  4. Step 4: Simplify right side
    152,314.80x = 15,555,337,521.90
  5. Step 5: Solve for x
    x = 15,555,337,521.90/152,314.80
  6. Step 6: Final answer
    x = 102,126.24

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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.