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Finding the Fourth Proportional to 27,071.47, 40,611.02 and 8,353.03

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Solution

The fourth proportional to 27,071.47, 40,611.02 and 8,353.03 is: 12,530.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,071.47 : 40,611.02 = 8,353.03 : x
  2. Step 2: Convert to fraction form
    27,071.47/40,611.02 = 8,353.03/x
  3. Step 3: Cross multiply
    27,071.47x = 40,611.02 × 8,353.03
  4. Step 4: Simplify right side
    27,071.47x = 339,224,823.57
  5. Step 5: Solve for x
    x = 339,224,823.57/27,071.47
  6. Step 6: Final answer
    x = 12,530.72

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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.