Home / 137,554.46-206,362.68-48,807.82

Finding the Fourth Proportional to 137,554.46, 206,362.68 and 48,807.82

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Solution

The fourth proportional to 137,554.46, 206,362.68 and 48,807.82 is: 73,222.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,554.46 : 206,362.68 = 48,807.82 : x
  2. Step 2: Convert to fraction form
    137,554.46/206,362.68 = 48,807.82/x
  3. Step 3: Cross multiply
    137,554.46x = 206,362.68 × 48,807.82
  4. Step 4: Simplify right side
    137,554.46x = 10,072,112,540.16
  5. Step 5: Solve for x
    x = 10,072,112,540.16/137,554.46
  6. Step 6: Final answer
    x = 73,222.73

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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.