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Finding the Fourth Proportional to 53,960.80, 80,941.20 and 17,024.80

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Solution

The fourth proportional to 53,960.80, 80,941.20 and 17,024.80 is: 25,537.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,960.80 : 80,941.20 = 17,024.80 : x
  2. Step 2: Convert to fraction form
    53,960.80/80,941.20 = 17,024.80/x
  3. Step 3: Cross multiply
    53,960.80x = 80,941.20 × 17,024.80
  4. Step 4: Simplify right side
    53,960.80x = 1,378,007,741.76
  5. Step 5: Solve for x
    x = 1,378,007,741.76/53,960.80
  6. Step 6: Final answer
    x = 25,537.20

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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.