Home / 113,327.43-170,028.14-54,167.72

Finding the Fourth Proportional to 113,327.43, 170,028.14 and 54,167.72

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Solution

The fourth proportional to 113,327.43, 170,028.14 and 54,167.72 is: 81,269.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,327.43 : 170,028.14 = 54,167.72 : x
  2. Step 2: Convert to fraction form
    113,327.43/170,028.14 = 54,167.72/x
  3. Step 3: Cross multiply
    113,327.43x = 170,028.14 × 54,167.72
  4. Step 4: Simplify right side
    113,327.43x = 9,210,035,558.66
  5. Step 5: Solve for x
    x = 9,210,035,558.66/113,327.43
  6. Step 6: Final answer
    x = 81,269.25

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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.