Home / 332,811.81-459,320.75-187,645.56

Finding the Fourth Proportional to 332,811.81, 459,320.75 and 187,645.56

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Solution

The fourth proportional to 332,811.81, 459,320.75 and 187,645.56 is: 258,973.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,811.81 : 459,320.75 = 187,645.56 : x
  2. Step 2: Convert to fraction form
    332,811.81/459,320.75 = 187,645.56/x
  3. Step 3: Cross multiply
    332,811.81x = 459,320.75 × 187,645.56
  4. Step 4: Simplify right side
    332,811.81x = 86,189,500,507.79
  5. Step 5: Solve for x
    x = 86,189,500,507.79/332,811.81
  6. Step 6: Final answer
    x = 258,973.68

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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.