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Finding the Fourth Proportional to 57,856.59, 79,841.04 and 32,706.09

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Solution

The fourth proportional to 57,856.59, 79,841.04 and 32,706.09 is: 45,133.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,856.59 : 79,841.04 = 32,706.09 : x
  2. Step 2: Convert to fraction form
    57,856.59/79,841.04 = 32,706.09/x
  3. Step 3: Cross multiply
    57,856.59x = 79,841.04 × 32,706.09
  4. Step 4: Simplify right side
    57,856.59x = 2,611,288,239.93
  5. Step 5: Solve for x
    x = 2,611,288,239.93/57,856.59
  6. Step 6: Final answer
    x = 45,133.81

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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.