Home / 234,963.12-324,243.96-127,533.36

Finding the Fourth Proportional to 234,963.12, 324,243.96 and 127,533.36

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Solution

The fourth proportional to 234,963.12, 324,243.96 and 127,533.36 is: 175,993.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,963.12 : 324,243.96 = 127,533.36 : x
  2. Step 2: Convert to fraction form
    234,963.12/324,243.96 = 127,533.36/x
  3. Step 3: Cross multiply
    234,963.12x = 324,243.96 × 127,533.36
  4. Step 4: Simplify right side
    234,963.12x = 41,351,921,678.51
  5. Step 5: Solve for x
    x = 41,351,921,678.51/234,963.12
  6. Step 6: Final answer
    x = 175,993.24

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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.