Home / 234,950.29-324,231.68-127,520.35

Finding the Fourth Proportional to 234,950.29, 324,231.68 and 127,520.35

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Solution

The fourth proportional to 234,950.29, 324,231.68 and 127,520.35 is: 175,978.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,950.29 : 324,231.68 = 127,520.35 : x
  2. Step 2: Convert to fraction form
    234,950.29/324,231.68 = 127,520.35/x
  3. Step 3: Cross multiply
    234,950.29x = 324,231.68 × 127,520.35
  4. Step 4: Simplify right side
    234,950.29x = 41,346,136,822.91
  5. Step 5: Solve for x
    x = 41,346,136,822.91/234,950.29
  6. Step 6: Final answer
    x = 175,978.23

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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.