Home / 69,669.54-96,149.90-39,460.24

Finding the Fourth Proportional to 69,669.54, 96,149.90 and 39,460.24

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Solution

The fourth proportional to 69,669.54, 96,149.90 and 39,460.24 is: 54,458.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,669.54 : 96,149.90 = 39,460.24 : x
  2. Step 2: Convert to fraction form
    69,669.54/96,149.90 = 39,460.24/x
  3. Step 3: Cross multiply
    69,669.54x = 96,149.90 × 39,460.24
  4. Step 4: Simplify right side
    69,669.54x = 3,794,098,129.98
  5. Step 5: Solve for x
    x = 3,794,098,129.98/69,669.54
  6. Step 6: Final answer
    x = 54,458.49

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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.