Home / 124,580.62-186,759.82-45,676.50

Finding the Fourth Proportional to 124,580.62, 186,759.82 and 45,676.50

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Solution

The fourth proportional to 124,580.62, 186,759.82 and 45,676.50 is: 68,474.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,580.62 : 186,759.82 = 45,676.50 : x
  2. Step 2: Convert to fraction form
    124,580.62/186,759.82 = 45,676.50/x
  3. Step 3: Cross multiply
    124,580.62x = 186,759.82 × 45,676.50
  4. Step 4: Simplify right side
    124,580.62x = 8,530,534,918.23
  5. Step 5: Solve for x
    x = 8,530,534,918.23/124,580.62
  6. Step 6: Final answer
    x = 68,474.01

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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.