Home / 70,966.91-106,448.06-28,834.54

Finding the Fourth Proportional to 70,966.91, 106,448.06 and 28,834.54

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Solution

The fourth proportional to 70,966.91, 106,448.06 and 28,834.54 is: 43,250.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,966.91 : 106,448.06 = 28,834.54 : x
  2. Step 2: Convert to fraction form
    70,966.91/106,448.06 = 28,834.54/x
  3. Step 3: Cross multiply
    70,966.91x = 106,448.06 × 28,834.54
  4. Step 4: Simplify right side
    70,966.91x = 3,069,380,649.96
  5. Step 5: Solve for x
    x = 3,069,380,649.96/70,966.91
  6. Step 6: Final answer
    x = 43,250.87

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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.