Home / 95,727.28-143,580.78-25,613.68

Finding the Fourth Proportional to 95,727.28, 143,580.78 and 25,613.68

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Solution

The fourth proportional to 95,727.28, 143,580.78 and 25,613.68 is: 38,417.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,727.28 : 143,580.78 = 25,613.68 : x
  2. Step 2: Convert to fraction form
    95,727.28/143,580.78 = 25,613.68/x
  3. Step 3: Cross multiply
    95,727.28x = 143,580.78 × 25,613.68
  4. Step 4: Simplify right side
    95,727.28x = 3,677,632,153.07
  5. Step 5: Solve for x
    x = 3,677,632,153.07/95,727.28
  6. Step 6: Final answer
    x = 38,417.81

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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.