Home / 47,806.56-71,709.18-21,492.66

Finding the Fourth Proportional to 47,806.56, 71,709.18 and 21,492.66

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Solution

The fourth proportional to 47,806.56, 71,709.18 and 21,492.66 is: 32,238.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,806.56 : 71,709.18 = 21,492.66 : x
  2. Step 2: Convert to fraction form
    47,806.56/71,709.18 = 21,492.66/x
  3. Step 3: Cross multiply
    47,806.56x = 71,709.18 × 21,492.66
  4. Step 4: Simplify right side
    47,806.56x = 1,541,221,024.62
  5. Step 5: Solve for x
    x = 1,541,221,024.62/47,806.56
  6. Step 6: Final answer
    x = 32,238.69

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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.