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Finding the Fourth Proportional to 18,532.60, 27,733.24 and 16,345.60

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Solution

The fourth proportional to 18,532.60, 27,733.24 and 16,345.60 is: 24,460.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,532.60 : 27,733.24 = 16,345.60 : x
  2. Step 2: Convert to fraction form
    18,532.60/27,733.24 = 16,345.60/x
  3. Step 3: Cross multiply
    18,532.60x = 27,733.24 × 16,345.60
  4. Step 4: Simplify right side
    18,532.60x = 453,316,447.74
  5. Step 5: Solve for x
    x = 453,316,447.74/18,532.60
  6. Step 6: Final answer
    x = 24,460.49

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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.