Home / 132,012.99-182,188.29-111,481.92

Finding the Fourth Proportional to 132,012.99, 182,188.29 and 111,481.92

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Solution

The fourth proportional to 132,012.99, 182,188.29 and 111,481.92 is: 153,853.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,012.99 : 182,188.29 = 111,481.92 : x
  2. Step 2: Convert to fraction form
    132,012.99/182,188.29 = 111,481.92/x
  3. Step 3: Cross multiply
    132,012.99x = 182,188.29 × 111,481.92
  4. Step 4: Simplify right side
    132,012.99x = 20,310,700,161.69
  5. Step 5: Solve for x
    x = 20,310,700,161.69/132,012.99
  6. Step 6: Final answer
    x = 153,853.80

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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.