Home / 152,675.52-228,651.26-120,983.68

Finding the Fourth Proportional to 152,675.52, 228,651.26 and 120,983.68

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Solution

The fourth proportional to 152,675.52, 228,651.26 and 120,983.68 is: 181,188.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,675.52 : 228,651.26 = 120,983.68 : x
  2. Step 2: Convert to fraction form
    152,675.52/228,651.26 = 120,983.68/x
  3. Step 3: Cross multiply
    152,675.52x = 228,651.26 × 120,983.68
  4. Step 4: Simplify right side
    152,675.52x = 27,663,070,871.44
  5. Step 5: Solve for x
    x = 27,663,070,871.44/152,675.52
  6. Step 6: Final answer
    x = 181,188.65

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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.