Home / 201,317.15-301,754.23-82,923.90

Finding the Fourth Proportional to 201,317.15, 301,754.23 and 82,923.90

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Solution

The fourth proportional to 201,317.15, 301,754.23 and 82,923.90 is: 124,294.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,317.15 : 301,754.23 = 82,923.90 : x
  2. Step 2: Convert to fraction form
    201,317.15/301,754.23 = 82,923.90/x
  3. Step 3: Cross multiply
    201,317.15x = 301,754.23 × 82,923.90
  4. Step 4: Simplify right side
    201,317.15x = 25,022,637,951.58
  5. Step 5: Solve for x
    x = 25,022,637,951.58/201,317.15
  6. Step 6: Final answer
    x = 124,294.62

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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.