Home / 179,711.73-248,002.44-99,139.08

Finding the Fourth Proportional to 179,711.73, 248,002.44 and 99,139.08

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Solution

The fourth proportional to 179,711.73, 248,002.44 and 99,139.08 is: 136,812.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,711.73 : 248,002.44 = 99,139.08 : x
  2. Step 2: Convert to fraction form
    179,711.73/248,002.44 = 99,139.08/x
  3. Step 3: Cross multiply
    179,711.73x = 248,002.44 × 99,139.08
  4. Step 4: Simplify right side
    179,711.73x = 24,586,733,739.36
  5. Step 5: Solve for x
    x = 24,586,733,739.36/179,711.73
  6. Step 6: Final answer
    x = 136,812.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.