Home / 70,564.20-105,846.30-50,800.20

Finding the Fourth Proportional to 70,564.20, 105,846.30 and 50,800.20

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Solution

The fourth proportional to 70,564.20, 105,846.30 and 50,800.20 is: 76,200.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,564.20 : 105,846.30 = 50,800.20 : x
  2. Step 2: Convert to fraction form
    70,564.20/105,846.30 = 50,800.20/x
  3. Step 3: Cross multiply
    70,564.20x = 105,846.30 × 50,800.20
  4. Step 4: Simplify right side
    70,564.20x = 5,377,013,209.26
  5. Step 5: Solve for x
    x = 5,377,013,209.26/70,564.20
  6. Step 6: Final answer
    x = 76,200.30

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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.