Home / 117,620.04-176,433.30-28,873.20

Finding the Fourth Proportional to 117,620.04, 176,433.30 and 28,873.20

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Solution

The fourth proportional to 117,620.04, 176,433.30 and 28,873.20 is: 43,310.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,620.04 : 176,433.30 = 28,873.20 : x
  2. Step 2: Convert to fraction form
    117,620.04/176,433.30 = 28,873.20/x
  3. Step 3: Cross multiply
    117,620.04x = 176,433.30 × 28,873.20
  4. Step 4: Simplify right side
    117,620.04x = 5,094,193,957.56
  5. Step 5: Solve for x
    x = 5,094,193,957.56/117,620.04
  6. Step 6: Final answer
    x = 43,310.60

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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.