Home / 131,188.30-196,783.62-37,694.02

Finding the Fourth Proportional to 131,188.30, 196,783.62 and 37,694.02

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Solution

The fourth proportional to 131,188.30, 196,783.62 and 37,694.02 is: 56,541.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,188.30 : 196,783.62 = 37,694.02 : x
  2. Step 2: Convert to fraction form
    131,188.30/196,783.62 = 37,694.02/x
  3. Step 3: Cross multiply
    131,188.30x = 196,783.62 × 37,694.02
  4. Step 4: Simplify right side
    131,188.30x = 7,417,565,707.95
  5. Step 5: Solve for x
    x = 7,417,565,707.95/131,188.30
  6. Step 6: Final answer
    x = 56,541.37

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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.