Home / 117,723.30-176,581.05-51,163.51

Finding the Fourth Proportional to 117,723.30, 176,581.05 and 51,163.51

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Solution

The fourth proportional to 117,723.30, 176,581.05 and 51,163.51 is: 76,743.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,723.30 : 176,581.05 = 51,163.51 : x
  2. Step 2: Convert to fraction form
    117,723.30/176,581.05 = 51,163.51/x
  3. Step 3: Cross multiply
    117,723.30x = 176,581.05 × 51,163.51
  4. Step 4: Simplify right side
    117,723.30x = 9,034,506,317.49
  5. Step 5: Solve for x
    x = 9,034,506,317.49/117,723.30
  6. Step 6: Final answer
    x = 76,743.57

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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.