Home / 42,793.86-64,175.09-14,705.96

Finding the Fourth Proportional to 42,793.86, 64,175.09 and 14,705.96

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Solution

The fourth proportional to 42,793.86, 64,175.09 and 14,705.96 is: 22,053.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,793.86 : 64,175.09 = 14,705.96 : x
  2. Step 2: Convert to fraction form
    42,793.86/64,175.09 = 14,705.96/x
  3. Step 3: Cross multiply
    42,793.86x = 64,175.09 × 14,705.96
  4. Step 4: Simplify right side
    42,793.86x = 943,755,912.13
  5. Step 5: Solve for x
    x = 943,755,912.13/42,793.86
  6. Step 6: Final answer
    x = 22,053.54

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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.