Home / 240,145.46-331,421.73-132,736.42

Finding the Fourth Proportional to 240,145.46, 331,421.73 and 132,736.42

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Solution

The fourth proportional to 240,145.46, 331,421.73 and 132,736.42 is: 183,187.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,145.46 : 331,421.73 = 132,736.42 : x
  2. Step 2: Convert to fraction form
    240,145.46/331,421.73 = 132,736.42/x
  3. Step 3: Cross multiply
    240,145.46x = 331,421.73 × 132,736.42
  4. Step 4: Simplify right side
    240,145.46x = 43,991,733,866.92
  5. Step 5: Solve for x
    x = 43,991,733,866.92/240,145.46
  6. Step 6: Final answer
    x = 183,187.86

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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.