Home / 42,791.37-64,171.33-14,703.45

Finding the Fourth Proportional to 42,791.37, 64,171.33 and 14,703.45

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Solution

The fourth proportional to 42,791.37, 64,171.33 and 14,703.45 is: 22,049.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,791.37 : 64,171.33 = 14,703.45 : x
  2. Step 2: Convert to fraction form
    42,791.37/64,171.33 = 14,703.45/x
  3. Step 3: Cross multiply
    42,791.37x = 64,171.33 × 14,703.45
  4. Step 4: Simplify right side
    42,791.37x = 943,539,942.09
  5. Step 5: Solve for x
    x = 943,539,942.09/42,791.37
  6. Step 6: Final answer
    x = 22,049.77

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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.