Home / 131,970.72-197,940.48-37,208.02

Finding the Fourth Proportional to 131,970.72, 197,940.48 and 37,208.02

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Solution

The fourth proportional to 131,970.72, 197,940.48 and 37,208.02 is: 55,807.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,970.72 : 197,940.48 = 37,208.02 : x
  2. Step 2: Convert to fraction form
    131,970.72/197,940.48 = 37,208.02/x
  3. Step 3: Cross multiply
    131,970.72x = 197,940.48 × 37,208.02
  4. Step 4: Simplify right side
    131,970.72x = 7,364,973,338.65
  5. Step 5: Solve for x
    x = 7,364,973,338.65/131,970.72
  6. Step 6: Final answer
    x = 55,807.63

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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.