Home / 116,324.16-160,528.78-68,574.64

Finding the Fourth Proportional to 116,324.16, 160,528.78 and 68,574.64

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Solution

The fourth proportional to 116,324.16, 160,528.78 and 68,574.64 is: 94,633.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,324.16 : 160,528.78 = 68,574.64 : x
  2. Step 2: Convert to fraction form
    116,324.16/160,528.78 = 68,574.64/x
  3. Step 3: Cross multiply
    116,324.16x = 160,528.78 × 68,574.64
  4. Step 4: Simplify right side
    116,324.16x = 11,008,203,298.14
  5. Step 5: Solve for x
    x = 11,008,203,298.14/116,324.16
  6. Step 6: Final answer
    x = 94,633.85

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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.