Home / 168,749.28-233,065.20-114,940.80

Finding the Fourth Proportional to 168,749.28, 233,065.20 and 114,940.80

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Solution

The fourth proportional to 168,749.28, 233,065.20 and 114,940.80 is: 158,748.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,749.28 : 233,065.20 = 114,940.80 : x
  2. Step 2: Convert to fraction form
    168,749.28/233,065.20 = 114,940.80/x
  3. Step 3: Cross multiply
    168,749.28x = 233,065.20 × 114,940.80
  4. Step 4: Simplify right side
    168,749.28x = 26,788,700,540.16
  5. Step 5: Solve for x
    x = 26,788,700,540.16/168,749.28
  6. Step 6: Final answer
    x = 158,748.53

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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.