Home / 117,626.24-162,314.52-69,891.68

Finding the Fourth Proportional to 117,626.24, 162,314.52 and 69,891.68

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Solution

The fourth proportional to 117,626.24, 162,314.52 and 69,891.68 is: 96,444.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,626.24 : 162,314.52 = 69,891.68 : x
  2. Step 2: Convert to fraction form
    117,626.24/162,314.52 = 69,891.68/x
  3. Step 3: Cross multiply
    117,626.24x = 162,314.52 × 69,891.68
  4. Step 4: Simplify right side
    117,626.24x = 11,344,434,491.19
  5. Step 5: Solve for x
    x = 11,344,434,491.19/117,626.24
  6. Step 6: Final answer
    x = 96,444.76

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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.