Home / 272,590.24-376,171.60-151,729.60

Finding the Fourth Proportional to 272,590.24, 376,171.60 and 151,729.60

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Solution

The fourth proportional to 272,590.24, 376,171.60 and 151,729.60 is: 209,385.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,590.24 : 376,171.60 = 151,729.60 : x
  2. Step 2: Convert to fraction form
    272,590.24/376,171.60 = 151,729.60/x
  3. Step 3: Cross multiply
    272,590.24x = 376,171.60 × 151,729.60
  4. Step 4: Simplify right side
    272,590.24x = 57,076,366,399.36
  5. Step 5: Solve for x
    x = 57,076,366,399.36/272,590.24
  6. Step 6: Final answer
    x = 209,385.22

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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.