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Finding the Fourth Proportional to 17,762.60, 24,512.28 and 10,687.52

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Solution

The fourth proportional to 17,762.60, 24,512.28 and 10,687.52 is: 14,748.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,762.60 : 24,512.28 = 10,687.52 : x
  2. Step 2: Convert to fraction form
    17,762.60/24,512.28 = 10,687.52/x
  3. Step 3: Cross multiply
    17,762.60x = 24,512.28 × 10,687.52
  4. Step 4: Simplify right side
    17,762.60x = 261,975,482.75
  5. Step 5: Solve for x
    x = 261,975,482.75/17,762.60
  6. Step 6: Final answer
    x = 14,748.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.