Home / 47,966.48-71,932.44-20,266.64

Finding the Fourth Proportional to 47,966.48, 71,932.44 and 20,266.64

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Solution

The fourth proportional to 47,966.48, 71,932.44 and 20,266.64 is: 30,392.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,966.48 : 71,932.44 = 20,266.64 : x
  2. Step 2: Convert to fraction form
    47,966.48/71,932.44 = 20,266.64/x
  3. Step 3: Cross multiply
    47,966.48x = 71,932.44 × 20,266.64
  4. Step 4: Simplify right side
    47,966.48x = 1,457,828,865.80
  5. Step 5: Solve for x
    x = 1,457,828,865.80/47,966.48
  6. Step 6: Final answer
    x = 30,392.66

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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.