Home / 137,025.54-205,538.40-37,185.75

Finding the Fourth Proportional to 137,025.54, 205,538.40 and 37,185.75

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Solution

The fourth proportional to 137,025.54, 205,538.40 and 37,185.75 is: 55,778.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,025.54 : 205,538.40 = 37,185.75 : x
  2. Step 2: Convert to fraction form
    137,025.54/205,538.40 = 37,185.75/x
  3. Step 3: Cross multiply
    137,025.54x = 205,538.40 × 37,185.75
  4. Step 4: Simplify right side
    137,025.54x = 7,643,099,557.80
  5. Step 5: Solve for x
    x = 7,643,099,557.80/137,025.54
  6. Step 6: Final answer
    x = 55,778.65

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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.