Home / 116,328.72-174,230.64-53,868

Finding the Fourth Proportional to 116,328.72, 174,230.64 and 53,868

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Solution

The fourth proportional to 116,328.72, 174,230.64 and 53,868 is: 80,680.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,328.72 : 174,230.64 = 53,868 : x
  2. Step 2: Convert to fraction form
    116,328.72/174,230.64 = 53,868/x
  3. Step 3: Cross multiply
    116,328.72x = 174,230.64 × 53,868
  4. Step 4: Simplify right side
    116,328.72x = 9,385,456,115.52
  5. Step 5: Solve for x
    x = 9,385,456,115.52/116,328.72
  6. Step 6: Final answer
    x = 80,680.47

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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.