Home / 99,676.35-149,539.73-33,116.83

Finding the Fourth Proportional to 99,676.35, 149,539.73 and 33,116.83

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Solution

The fourth proportional to 99,676.35, 149,539.73 and 33,116.83 is: 49,683.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,676.35 : 149,539.73 = 33,116.83 : x
  2. Step 2: Convert to fraction form
    99,676.35/149,539.73 = 33,116.83/x
  3. Step 3: Cross multiply
    99,676.35x = 149,539.73 × 33,116.83
  4. Step 4: Simplify right side
    99,676.35x = 4,952,281,816.66
  5. Step 5: Solve for x
    x = 4,952,281,816.66/99,676.35
  6. Step 6: Final answer
    x = 49,683.62

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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.