Home / 137,365.12-206,015.32-37,501.56

Finding the Fourth Proportional to 137,365.12, 206,015.32 and 37,501.56

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Solution

The fourth proportional to 137,365.12, 206,015.32 and 37,501.56 is: 56,243.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,365.12 : 206,015.32 = 37,501.56 : x
  2. Step 2: Convert to fraction form
    137,365.12/206,015.32 = 37,501.56/x
  3. Step 3: Cross multiply
    137,365.12x = 206,015.32 × 37,501.56
  4. Step 4: Simplify right side
    137,365.12x = 7,725,895,883.90
  5. Step 5: Solve for x
    x = 7,725,895,883.90/137,365.12
  6. Step 6: Final answer
    x = 56,243.51

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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.