Home / 234,829.80-324,066.42-127,400.04

Finding the Fourth Proportional to 234,829.80, 324,066.42 and 127,400.04

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Solution

The fourth proportional to 234,829.80, 324,066.42 and 127,400.04 is: 175,812.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,829.80 : 324,066.42 = 127,400.04 : x
  2. Step 2: Convert to fraction form
    234,829.80/324,066.42 = 127,400.04/x
  3. Step 3: Cross multiply
    234,829.80x = 324,066.42 × 127,400.04
  4. Step 4: Simplify right side
    234,829.80x = 41,286,074,870.66
  5. Step 5: Solve for x
    x = 41,286,074,870.66/234,829.80
  6. Step 6: Final answer
    x = 175,812.76

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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.