Home / 181,396.25-272,488.03-153,372.58

Finding the Fourth Proportional to 181,396.25, 272,488.03 and 153,372.58

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Solution

The fourth proportional to 181,396.25, 272,488.03 and 153,372.58 is: 230,391.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,396.25 : 272,488.03 = 153,372.58 : x
  2. Step 2: Convert to fraction form
    181,396.25/272,488.03 = 153,372.58/x
  3. Step 3: Cross multiply
    181,396.25x = 272,488.03 × 153,372.58
  4. Step 4: Simplify right side
    181,396.25x = 41,792,190,817.78
  5. Step 5: Solve for x
    x = 41,792,190,817.78/181,396.25
  6. Step 6: Final answer
    x = 230,391.70

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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.