Home / 92,448.68-138,673.32-25,889.15

Finding the Fourth Proportional to 92,448.68, 138,673.32 and 25,889.15

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Solution

The fourth proportional to 92,448.68, 138,673.32 and 25,889.15 is: 38,833.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,448.68 : 138,673.32 = 25,889.15 : x
  2. Step 2: Convert to fraction form
    92,448.68/138,673.32 = 25,889.15/x
  3. Step 3: Cross multiply
    92,448.68x = 138,673.32 × 25,889.15
  4. Step 4: Simplify right side
    92,448.68x = 3,590,134,632.08
  5. Step 5: Solve for x
    x = 3,590,134,632.08/92,448.68
  6. Step 6: Final answer
    x = 38,833.81

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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.