Home / 75,349.72-103,991.82-43,518.58

Finding the Fourth Proportional to 75,349.72, 103,991.82 and 43,518.58

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Solution

The fourth proportional to 75,349.72, 103,991.82 and 43,518.58 is: 60,060.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,349.72 : 103,991.82 = 43,518.58 : x
  2. Step 2: Convert to fraction form
    75,349.72/103,991.82 = 43,518.58/x
  3. Step 3: Cross multiply
    75,349.72x = 103,991.82 × 43,518.58
  4. Step 4: Simplify right side
    75,349.72x = 4,525,576,338.02
  5. Step 5: Solve for x
    x = 4,525,576,338.02/75,349.72
  6. Step 6: Final answer
    x = 60,060.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.