Home / 179,976.81-248,366.52-99,409.86

Finding the Fourth Proportional to 179,976.81, 248,366.52 and 99,409.86

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Solution

The fourth proportional to 179,976.81, 248,366.52 and 99,409.86 is: 137,184.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,976.81 : 248,366.52 = 99,409.86 : x
  2. Step 2: Convert to fraction form
    179,976.81/248,366.52 = 99,409.86/x
  3. Step 3: Cross multiply
    179,976.81x = 248,366.52 × 99,409.86
  4. Step 4: Simplify right side
    179,976.81x = 24,690,080,981.89
  5. Step 5: Solve for x
    x = 24,690,080,981.89/179,976.81
  6. Step 6: Final answer
    x = 137,184.79

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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.