Home / 117,619.92-176,429.61-51,051.42

Finding the Fourth Proportional to 117,619.92, 176,429.61 and 51,051.42

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Solution

The fourth proportional to 117,619.92, 176,429.61 and 51,051.42 is: 76,577.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,619.92 : 176,429.61 = 51,051.42 : x
  2. Step 2: Convert to fraction form
    117,619.92/176,429.61 = 51,051.42/x
  3. Step 3: Cross multiply
    117,619.92x = 176,429.61 × 51,051.42
  4. Step 4: Simplify right side
    117,619.92x = 9,006,982,120.55
  5. Step 5: Solve for x
    x = 9,006,982,120.55/117,619.92
  6. Step 6: Final answer
    x = 76,577.01

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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.