Home / 324,631.14-486,971.22-96,908.81

Finding the Fourth Proportional to 324,631.14, 486,971.22 and 96,908.81

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Solution

The fourth proportional to 324,631.14, 486,971.22 and 96,908.81 is: 145,370.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,631.14 : 486,971.22 = 96,908.81 : x
  2. Step 2: Convert to fraction form
    324,631.14/486,971.22 = 96,908.81/x
  3. Step 3: Cross multiply
    324,631.14x = 486,971.22 × 96,908.81
  4. Step 4: Simplify right side
    324,631.14x = 47,191,798,999.59
  5. Step 5: Solve for x
    x = 47,191,798,999.59/324,631.14
  6. Step 6: Final answer
    x = 145,370.52

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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.