Home / 24,780.42-37,176.48-8,140.50

Finding the Fourth Proportional to 24,780.42, 37,176.48 and 8,140.50

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Solution

The fourth proportional to 24,780.42, 37,176.48 and 8,140.50 is: 12,212.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,780.42 : 37,176.48 = 8,140.50 : x
  2. Step 2: Convert to fraction form
    24,780.42/37,176.48 = 8,140.50/x
  3. Step 3: Cross multiply
    24,780.42x = 37,176.48 × 8,140.50
  4. Step 4: Simplify right side
    24,780.42x = 302,635,135.44
  5. Step 5: Solve for x
    x = 302,635,135.44/24,780.42
  6. Step 6: Final answer
    x = 12,212.67

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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.