Home / 80,302.88-120,448.56-24,897.44

Finding the Fourth Proportional to 80,302.88, 120,448.56 and 24,897.44

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Solution

The fourth proportional to 80,302.88, 120,448.56 and 24,897.44 is: 37,344.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,302.88 : 120,448.56 = 24,897.44 : x
  2. Step 2: Convert to fraction form
    80,302.88/120,448.56 = 24,897.44/x
  3. Step 3: Cross multiply
    80,302.88x = 120,448.56 × 24,897.44
  4. Step 4: Simplify right side
    80,302.88x = 2,998,860,795.69
  5. Step 5: Solve for x
    x = 2,998,860,795.69/80,302.88
  6. Step 6: Final answer
    x = 37,344.37

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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.