Home / 69,691.37-96,173.55-37,860.50

Finding the Fourth Proportional to 69,691.37, 96,173.55 and 37,860.50

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Solution

The fourth proportional to 69,691.37, 96,173.55 and 37,860.50 is: 52,247.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,691.37 : 96,173.55 = 37,860.50 : x
  2. Step 2: Convert to fraction form
    69,691.37/96,173.55 = 37,860.50/x
  3. Step 3: Cross multiply
    69,691.37x = 96,173.55 × 37,860.50
  4. Step 4: Simplify right side
    69,691.37x = 3,641,178,208.91
  5. Step 5: Solve for x
    x = 3,641,178,208.91/69,691.37
  6. Step 6: Final answer
    x = 52,247.19

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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.