Home / 99,741.96-149,612.52-40,577.14

Finding the Fourth Proportional to 99,741.96, 149,612.52 and 40,577.14

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Solution

The fourth proportional to 99,741.96, 149,612.52 and 40,577.14 is: 60,865.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,741.96 : 149,612.52 = 40,577.14 : x
  2. Step 2: Convert to fraction form
    99,741.96/149,612.52 = 40,577.14/x
  3. Step 3: Cross multiply
    99,741.96x = 149,612.52 × 40,577.14
  4. Step 4: Simplify right side
    99,741.96x = 6,070,848,169.79
  5. Step 5: Solve for x
    x = 6,070,848,169.79/99,741.96
  6. Step 6: Final answer
    x = 60,865.54

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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.