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Finding the Fourth Proportional to 24,556.80, 36,748.80 and 16,780.80

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Solution

The fourth proportional to 24,556.80, 36,748.80 and 16,780.80 is: 25,112.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,556.80 : 36,748.80 = 16,780.80 : x
  2. Step 2: Convert to fraction form
    24,556.80/36,748.80 = 16,780.80/x
  3. Step 3: Cross multiply
    24,556.80x = 36,748.80 × 16,780.80
  4. Step 4: Simplify right side
    24,556.80x = 616,674,263.04
  5. Step 5: Solve for x
    x = 616,674,263.04/24,556.80
  6. Step 6: Final answer
    x = 25,112.16

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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.