Home / 45,261.84-67,876.56-15,671.73

Finding the Fourth Proportional to 45,261.84, 67,876.56 and 15,671.73

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Solution

The fourth proportional to 45,261.84, 67,876.56 and 15,671.73 is: 23,501.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,261.84 : 67,876.56 = 15,671.73 : x
  2. Step 2: Convert to fraction form
    45,261.84/67,876.56 = 15,671.73/x
  3. Step 3: Cross multiply
    45,261.84x = 67,876.56 × 15,671.73
  4. Step 4: Simplify right side
    45,261.84x = 1,063,743,121.65
  5. Step 5: Solve for x
    x = 1,063,743,121.65/45,261.84
  6. Step 6: Final answer
    x = 23,501.99

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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.