Home / 197,835.32-273,013.08-107,191.28

Finding the Fourth Proportional to 197,835.32, 273,013.08 and 107,191.28

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Solution

The fourth proportional to 197,835.32, 273,013.08 and 107,191.28 is: 147,924.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,835.32 : 273,013.08 = 107,191.28 : x
  2. Step 2: Convert to fraction form
    197,835.32/273,013.08 = 107,191.28/x
  3. Step 3: Cross multiply
    197,835.32x = 273,013.08 × 107,191.28
  4. Step 4: Simplify right side
    197,835.32x = 29,264,621,501.94
  5. Step 5: Solve for x
    x = 29,264,621,501.94/197,835.32
  6. Step 6: Final answer
    x = 147,924.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.