Home / 137,537.04-206,272.26-100,533

Finding the Fourth Proportional to 137,537.04, 206,272.26 and 100,533

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Solution

The fourth proportional to 137,537.04, 206,272.26 and 100,533 is: 150,775.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,537.04 : 206,272.26 = 100,533 : x
  2. Step 2: Convert to fraction form
    137,537.04/206,272.26 = 100,533/x
  3. Step 3: Cross multiply
    137,537.04x = 206,272.26 × 100,533
  4. Step 4: Simplify right side
    137,537.04x = 20,737,169,114.58
  5. Step 5: Solve for x
    x = 20,737,169,114.58/137,537.04
  6. Step 6: Final answer
    x = 150,775.16

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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.