Home / 59,955.36-89,921.76-19,974.96

Finding the Fourth Proportional to 59,955.36, 89,921.76 and 19,974.96

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Solution

The fourth proportional to 59,955.36, 89,921.76 and 19,974.96 is: 29,958.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,955.36 : 89,921.76 = 19,974.96 : x
  2. Step 2: Convert to fraction form
    59,955.36/89,921.76 = 19,974.96/x
  3. Step 3: Cross multiply
    59,955.36x = 89,921.76 × 19,974.96
  4. Step 4: Simplify right side
    59,955.36x = 1,796,183,559.13
  5. Step 5: Solve for x
    x = 1,796,183,559.13/59,955.36
  6. Step 6: Final answer
    x = 29,958.68

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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.