Home / 60,939.05-91,371.67-39,853.64

Finding the Fourth Proportional to 60,939.05, 91,371.67 and 39,853.64

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Solution

The fourth proportional to 60,939.05, 91,371.67 and 39,853.64 is: 59,756.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,939.05 : 91,371.67 = 39,853.64 : x
  2. Step 2: Convert to fraction form
    60,939.05/91,371.67 = 39,853.64/x
  3. Step 3: Cross multiply
    60,939.05x = 91,371.67 × 39,853.64
  4. Step 4: Simplify right side
    60,939.05x = 3,641,493,642.38
  5. Step 5: Solve for x
    x = 3,641,493,642.38/60,939.05
  6. Step 6: Final answer
    x = 59,756.32

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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.