Home / 282,247.08-423,253.82-120,072.36

Finding the Fourth Proportional to 282,247.08, 423,253.82 and 120,072.36

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Solution

The fourth proportional to 282,247.08, 423,253.82 and 120,072.36 is: 180,058.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,247.08 : 423,253.82 = 120,072.36 : x
  2. Step 2: Convert to fraction form
    282,247.08/423,253.82 = 120,072.36/x
  3. Step 3: Cross multiply
    282,247.08x = 423,253.82 × 120,072.36
  4. Step 4: Simplify right side
    282,247.08x = 50,821,085,046.42
  5. Step 5: Solve for x
    x = 50,821,085,046.42/282,247.08
  6. Step 6: Final answer
    x = 180,058.85

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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.