Home / 116,162.14-174,206.26-78,961.27

Finding the Fourth Proportional to 116,162.14, 174,206.26 and 78,961.27

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Solution

The fourth proportional to 116,162.14, 174,206.26 and 78,961.27 is: 118,416.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,162.14 : 174,206.26 = 78,961.27 : x
  2. Step 2: Convert to fraction form
    116,162.14/174,206.26 = 78,961.27/x
  3. Step 3: Cross multiply
    116,162.14x = 174,206.26 × 78,961.27
  4. Step 4: Simplify right side
    116,162.14x = 13,755,547,531.55
  5. Step 5: Solve for x
    x = 13,755,547,531.55/116,162.14
  6. Step 6: Final answer
    x = 118,416.79

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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.