Home / 234,945.65-324,216.77-127,513.53

Finding the Fourth Proportional to 234,945.65, 324,216.77 and 127,513.53

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Solution

The fourth proportional to 234,945.65, 324,216.77 and 127,513.53 is: 175,964.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,945.65 : 324,216.77 = 127,513.53 : x
  2. Step 2: Convert to fraction form
    234,945.65/324,216.77 = 127,513.53/x
  3. Step 3: Cross multiply
    234,945.65x = 324,216.77 × 127,513.53
  4. Step 4: Simplify right side
    234,945.65x = 41,342,024,190.33
  5. Step 5: Solve for x
    x = 41,342,024,190.33/234,945.65
  6. Step 6: Final answer
    x = 175,964.20

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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.