Home / 103,364.25-155,083.23-50,810.64

Finding the Fourth Proportional to 103,364.25, 155,083.23 and 50,810.64

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Solution

The fourth proportional to 103,364.25, 155,083.23 and 50,810.64 is: 76,234.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,364.25 : 155,083.23 = 50,810.64 : x
  2. Step 2: Convert to fraction form
    103,364.25/155,083.23 = 50,810.64/x
  3. Step 3: Cross multiply
    103,364.25x = 155,083.23 × 50,810.64
  4. Step 4: Simplify right side
    103,364.25x = 7,879,878,169.57
  5. Step 5: Solve for x
    x = 7,879,878,169.57/103,364.25
  6. Step 6: Final answer
    x = 76,234.08

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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.