Home / 45,500.52-68,250.95-13,910.45

Finding the Fourth Proportional to 45,500.52, 68,250.95 and 13,910.45

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Solution

The fourth proportional to 45,500.52, 68,250.95 and 13,910.45 is: 20,865.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,500.52 : 68,250.95 = 13,910.45 : x
  2. Step 2: Convert to fraction form
    45,500.52/68,250.95 = 13,910.45/x
  3. Step 3: Cross multiply
    45,500.52x = 68,250.95 × 13,910.45
  4. Step 4: Simplify right side
    45,500.52x = 949,401,528.50
  5. Step 5: Solve for x
    x = 949,401,528.50/45,500.52
  6. Step 6: Final answer
    x = 20,865.73

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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.