Home / 44,525.40-66,788.96-20,819.85

Finding the Fourth Proportional to 44,525.40, 66,788.96 and 20,819.85

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Solution

The fourth proportional to 44,525.40, 66,788.96 and 20,819.85 is: 31,230.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,525.40 : 66,788.96 = 20,819.85 : x
  2. Step 2: Convert to fraction form
    44,525.40/66,788.96 = 20,819.85/x
  3. Step 3: Cross multiply
    44,525.40x = 66,788.96 × 20,819.85
  4. Step 4: Simplify right side
    44,525.40x = 1,390,536,024.76
  5. Step 5: Solve for x
    x = 1,390,536,024.76/44,525.40
  6. Step 6: Final answer
    x = 31,230.17

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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.