Home / 170,938.29-256,407.62-44,578.43

Finding the Fourth Proportional to 170,938.29, 256,407.62 and 44,578.43

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Solution

The fourth proportional to 170,938.29, 256,407.62 and 44,578.43 is: 66,867.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,938.29 : 256,407.62 = 44,578.43 : x
  2. Step 2: Convert to fraction form
    170,938.29/256,407.62 = 44,578.43/x
  3. Step 3: Cross multiply
    170,938.29x = 256,407.62 × 44,578.43
  4. Step 4: Simplify right side
    170,938.29x = 11,430,247,634.71
  5. Step 5: Solve for x
    x = 11,430,247,634.71/170,938.29
  6. Step 6: Final answer
    x = 66,867.68

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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.