Home / 53,433.96-80,223.84-27,157.29

Finding the Fourth Proportional to 53,433.96, 80,223.84 and 27,157.29

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Solution

The fourth proportional to 53,433.96, 80,223.84 and 27,157.29 is: 40,772.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,433.96 : 80,223.84 = 27,157.29 : x
  2. Step 2: Convert to fraction form
    53,433.96/80,223.84 = 27,157.29/x
  3. Step 3: Cross multiply
    53,433.96x = 80,223.84 × 27,157.29
  4. Step 4: Simplify right side
    53,433.96x = 2,178,662,087.79
  5. Step 5: Solve for x
    x = 2,178,662,087.79/53,433.96
  6. Step 6: Final answer
    x = 40,772.99

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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.