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Finding the Fourth Proportional to 17,575.92, 24,247.80 and 12,538.80

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Solution

The fourth proportional to 17,575.92, 24,247.80 and 12,538.80 is: 17,298.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,575.92 : 24,247.80 = 12,538.80 : x
  2. Step 2: Convert to fraction form
    17,575.92/24,247.80 = 12,538.80/x
  3. Step 3: Cross multiply
    17,575.92x = 24,247.80 × 12,538.80
  4. Step 4: Simplify right side
    17,575.92x = 304,038,314.64
  5. Step 5: Solve for x
    x = 304,038,314.64/17,575.92
  6. Step 6: Final answer
    x = 17,298.57

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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.