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Finding the Fourth Proportional to 32,672.61, 45,087.87 and 17,768.61

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Solution

The fourth proportional to 32,672.61, 45,087.87 and 17,768.61 is: 24,520.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,672.61 : 45,087.87 = 17,768.61 : x
  2. Step 2: Convert to fraction form
    32,672.61/45,087.87 = 17,768.61/x
  3. Step 3: Cross multiply
    32,672.61x = 45,087.87 × 17,768.61
  4. Step 4: Simplify right side
    32,672.61x = 801,148,777.76
  5. Step 5: Solve for x
    x = 801,148,777.76/32,672.61
  6. Step 6: Final answer
    x = 24,520.50

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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.