Home / 82,905.87-124,383.01-26,744.73

Finding the Fourth Proportional to 82,905.87, 124,383.01 and 26,744.73

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Solution

The fourth proportional to 82,905.87, 124,383.01 and 26,744.73 is: 40,124.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,905.87 : 124,383.01 = 26,744.73 : x
  2. Step 2: Convert to fraction form
    82,905.87/124,383.01 = 26,744.73/x
  3. Step 3: Cross multiply
    82,905.87x = 124,383.01 × 26,744.73
  4. Step 4: Simplify right side
    82,905.87x = 3,326,590,019.04
  5. Step 5: Solve for x
    x = 3,326,590,019.04/82,905.87
  6. Step 6: Final answer
    x = 40,124.90

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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.