Home / 116,842.26-161,263.34-111,517.63

Finding the Fourth Proportional to 116,842.26, 161,263.34 and 111,517.63

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Solution

The fourth proportional to 116,842.26, 161,263.34 and 111,517.63 is: 153,914.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,842.26 : 161,263.34 = 111,517.63 : x
  2. Step 2: Convert to fraction form
    116,842.26/161,263.34 = 111,517.63/x
  3. Step 3: Cross multiply
    116,842.26x = 161,263.34 × 111,517.63
  4. Step 4: Simplify right side
    116,842.26x = 17,983,704,940.13
  5. Step 5: Solve for x
    x = 17,983,704,940.13/116,842.26
  6. Step 6: Final answer
    x = 153,914.38

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1.5x scale

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.