Home / 53,693.28-80,469.82-29,999.87

Finding the Fourth Proportional to 53,693.28, 80,469.82 and 29,999.87

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Solution

The fourth proportional to 53,693.28, 80,469.82 and 29,999.87 is: 44,960.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,693.28 : 80,469.82 = 29,999.87 : x
  2. Step 2: Convert to fraction form
    53,693.28/80,469.82 = 29,999.87/x
  3. Step 3: Cross multiply
    53,693.28x = 80,469.82 × 29,999.87
  4. Step 4: Simplify right side
    53,693.28x = 2,414,084,075.84
  5. Step 5: Solve for x
    x = 2,414,084,075.84/53,693.28
  6. Step 6: Final answer
    x = 44,960.64

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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.