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Finding the Fourth Proportional to 53,423.68, 80,131.68 and 23,844.16

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Solution

The fourth proportional to 53,423.68, 80,131.68 and 23,844.16 is: 35,764.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,423.68 : 80,131.68 = 23,844.16 : x
  2. Step 2: Convert to fraction form
    53,423.68/80,131.68 = 23,844.16/x
  3. Step 3: Cross multiply
    53,423.68x = 80,131.68 × 23,844.16
  4. Step 4: Simplify right side
    53,423.68x = 1,910,672,598.99
  5. Step 5: Solve for x
    x = 1,910,672,598.99/53,423.68
  6. Step 6: Final answer
    x = 35,764.53

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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.