Home / 47,783.38-71,675.34-14,503.50

Finding the Fourth Proportional to 47,783.38, 71,675.34 and 14,503.50

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Solution

The fourth proportional to 47,783.38, 71,675.34 and 14,503.50 is: 21,755.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,783.38 : 71,675.34 = 14,503.50 : x
  2. Step 2: Convert to fraction form
    47,783.38/71,675.34 = 14,503.50/x
  3. Step 3: Cross multiply
    47,783.38x = 71,675.34 × 14,503.50
  4. Step 4: Simplify right side
    47,783.38x = 1,039,543,293.69
  5. Step 5: Solve for x
    x = 1,039,543,293.69/47,783.38
  6. Step 6: Final answer
    x = 21,755.33

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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.