Home / 45,234.74-67,852.11-15,636.42

Finding the Fourth Proportional to 45,234.74, 67,852.11 and 15,636.42

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Solution

The fourth proportional to 45,234.74, 67,852.11 and 15,636.42 is: 23,454.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,234.74 : 67,852.11 = 15,636.42 : x
  2. Step 2: Convert to fraction form
    45,234.74/67,852.11 = 15,636.42/x
  3. Step 3: Cross multiply
    45,234.74x = 67,852.11 × 15,636.42
  4. Step 4: Simplify right side
    45,234.74x = 1,060,964,089.85
  5. Step 5: Solve for x
    x = 1,060,964,089.85/45,234.74
  6. Step 6: Final answer
    x = 23,454.63

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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.