Home / 53,080.94-73,243.32-30,415.57

Finding the Fourth Proportional to 53,080.94, 73,243.32 and 30,415.57

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Solution

The fourth proportional to 53,080.94, 73,243.32 and 30,415.57 is: 41,968.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,080.94 : 73,243.32 = 30,415.57 : x
  2. Step 2: Convert to fraction form
    53,080.94/73,243.32 = 30,415.57/x
  3. Step 3: Cross multiply
    53,080.94x = 73,243.32 × 30,415.57
  4. Step 4: Simplify right side
    53,080.94x = 2,227,737,143.38
  5. Step 5: Solve for x
    x = 2,227,737,143.38/53,080.94
  6. Step 6: Final answer
    x = 41,968.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.