Home / 131,309.02-196,947.08-36,546.32

Finding the Fourth Proportional to 131,309.02, 196,947.08 and 36,546.32

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Solution

The fourth proportional to 131,309.02, 196,947.08 and 36,546.32 is: 54,814.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,309.02 : 196,947.08 = 36,546.32 : x
  2. Step 2: Convert to fraction form
    131,309.02/196,947.08 = 36,546.32/x
  3. Step 3: Cross multiply
    131,309.02x = 196,947.08 × 36,546.32
  4. Step 4: Simplify right side
    131,309.02x = 7,197,691,008.75
  5. Step 5: Solve for x
    x = 7,197,691,008.75/131,309.02
  6. Step 6: Final answer
    x = 54,814.90

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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.