Home / 170,943.09-256,424.68-64,327.96

Finding the Fourth Proportional to 170,943.09, 256,424.68 and 64,327.96

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Solution

The fourth proportional to 170,943.09, 256,424.68 and 64,327.96 is: 96,495.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,943.09 : 256,424.68 = 64,327.96 : x
  2. Step 2: Convert to fraction form
    170,943.09/256,424.68 = 64,327.96/x
  3. Step 3: Cross multiply
    170,943.09x = 256,424.68 × 64,327.96
  4. Step 4: Simplify right side
    170,943.09x = 16,495,275,756.17
  5. Step 5: Solve for x
    x = 16,495,275,756.17/170,943.09
  6. Step 6: Final answer
    x = 96,495.71

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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.