Home / 168,287.85-232,237.98-91,808.67

Finding the Fourth Proportional to 168,287.85, 232,237.98 and 91,808.67

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Solution

The fourth proportional to 168,287.85, 232,237.98 and 91,808.67 is: 126,696.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,287.85 : 232,237.98 = 91,808.67 : x
  2. Step 2: Convert to fraction form
    168,287.85/232,237.98 = 91,808.67/x
  3. Step 3: Cross multiply
    168,287.85x = 232,237.98 × 91,808.67
  4. Step 4: Simplify right side
    168,287.85x = 21,321,460,067.29
  5. Step 5: Solve for x
    x = 21,321,460,067.29/168,287.85
  6. Step 6: Final answer
    x = 126,696.37

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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.