Home / 53,872.05-80,812.76-16,440.56

Finding the Fourth Proportional to 53,872.05, 80,812.76 and 16,440.56

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Solution

The fourth proportional to 53,872.05, 80,812.76 and 16,440.56 is: 24,662.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,872.05 : 80,812.76 = 16,440.56 : x
  2. Step 2: Convert to fraction form
    53,872.05/80,812.76 = 16,440.56/x
  3. Step 3: Cross multiply
    53,872.05x = 80,812.76 × 16,440.56
  4. Step 4: Simplify right side
    53,872.05x = 1,328,606,543.28
  5. Step 5: Solve for x
    x = 1,328,606,543.28/53,872.05
  6. Step 6: Final answer
    x = 24,662.26

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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.