Home / 282,850.78-423,995.92-132,822.51

Finding the Fourth Proportional to 282,850.78, 423,995.92 and 132,822.51

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Solution

The fourth proportional to 282,850.78, 423,995.92 and 132,822.51 is: 199,102.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,850.78 : 423,995.92 = 132,822.51 : x
  2. Step 2: Convert to fraction form
    282,850.78/423,995.92 = 132,822.51/x
  3. Step 3: Cross multiply
    282,850.78x = 423,995.92 × 132,822.51
  4. Step 4: Simplify right side
    282,850.78x = 56,316,202,324.16
  5. Step 5: Solve for x
    x = 56,316,202,324.16/282,850.78
  6. Step 6: Final answer
    x = 199,102.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.