Home / 116,629.20-175,073.40-64,141.20

Finding the Fourth Proportional to 116,629.20, 175,073.40 and 64,141.20

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Solution

The fourth proportional to 116,629.20, 175,073.40 and 64,141.20 is: 96,283.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,629.20 : 175,073.40 = 64,141.20 : x
  2. Step 2: Convert to fraction form
    116,629.20/175,073.40 = 64,141.20/x
  3. Step 3: Cross multiply
    116,629.20x = 175,073.40 × 64,141.20
  4. Step 4: Simplify right side
    116,629.20x = 11,229,417,964.08
  5. Step 5: Solve for x
    x = 11,229,417,964.08/116,629.20
  6. Step 6: Final answer
    x = 96,283.07

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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.