Home / 45,960.61-68,940.96-14,370.84

Finding the Fourth Proportional to 45,960.61, 68,940.96 and 14,370.84

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Solution

The fourth proportional to 45,960.61, 68,940.96 and 14,370.84 is: 21,556.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,960.61 : 68,940.96 = 14,370.84 : x
  2. Step 2: Convert to fraction form
    45,960.61/68,940.96 = 14,370.84/x
  3. Step 3: Cross multiply
    45,960.61x = 68,940.96 × 14,370.84
  4. Step 4: Simplify right side
    45,960.61x = 990,739,160.90
  5. Step 5: Solve for x
    x = 990,739,160.90/45,960.61
  6. Step 6: Final answer
    x = 21,556.27

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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.