Home / 234,950.04-324,231.21-127,520.07

Finding the Fourth Proportional to 234,950.04, 324,231.21 and 127,520.07

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Solution

The fourth proportional to 234,950.04, 324,231.21 and 127,520.07 is: 175,977.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,950.04 : 324,231.21 = 127,520.07 : x
  2. Step 2: Convert to fraction form
    234,950.04/324,231.21 = 127,520.07/x
  3. Step 3: Cross multiply
    234,950.04x = 324,231.21 × 127,520.07
  4. Step 4: Simplify right side
    234,950.04x = 41,345,986,595.38
  5. Step 5: Solve for x
    x = 41,345,986,595.38/234,950.04
  6. Step 6: Final answer
    x = 175,977.78

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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.