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Finding the Fourth Proportional to 71,272.66, 106,932.76 and 23,892.47

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Solution

The fourth proportional to 71,272.66, 106,932.76 and 23,892.47 is: 35,846.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,272.66 : 106,932.76 = 23,892.47 : x
  2. Step 2: Convert to fraction form
    71,272.66/106,932.76 = 23,892.47/x
  3. Step 3: Cross multiply
    71,272.66x = 106,932.76 × 23,892.47
  4. Step 4: Simplify right side
    71,272.66x = 2,554,887,566.92
  5. Step 5: Solve for x
    x = 2,554,887,566.92/71,272.66
  6. Step 6: Final answer
    x = 35,846.67

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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.