Home / 117,723.92-176,581.20-28,973.12

Finding the Fourth Proportional to 117,723.92, 176,581.20 and 28,973.12

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Solution

The fourth proportional to 117,723.92, 176,581.20 and 28,973.12 is: 43,458.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,723.92 : 176,581.20 = 28,973.12 : x
  2. Step 2: Convert to fraction form
    117,723.92/176,581.20 = 28,973.12/x
  3. Step 3: Cross multiply
    117,723.92x = 176,581.20 × 28,973.12
  4. Step 4: Simplify right side
    117,723.92x = 5,116,108,297.34
  5. Step 5: Solve for x
    x = 5,116,108,297.34/117,723.92
  6. Step 6: Final answer
    x = 43,458.53

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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.