Home / 194,187.16-291,296.54-53,945.79

Finding the Fourth Proportional to 194,187.16, 291,296.54 and 53,945.79

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Solution

The fourth proportional to 194,187.16, 291,296.54 and 53,945.79 is: 80,923.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,187.16 : 291,296.54 = 53,945.79 : x
  2. Step 2: Convert to fraction form
    194,187.16/291,296.54 = 53,945.79/x
  3. Step 3: Cross multiply
    194,187.16x = 291,296.54 × 53,945.79
  4. Step 4: Simplify right side
    194,187.16x = 15,714,221,974.57
  5. Step 5: Solve for x
    x = 15,714,221,974.57/194,187.16
  6. Step 6: Final answer
    x = 80,923.07

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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.