Home / 101,174.40-151,385.68-63,558.36

Finding the Fourth Proportional to 101,174.40, 151,385.68 and 63,558.36

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Solution

The fourth proportional to 101,174.40, 151,385.68 and 63,558.36 is: 95,101.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,174.40 : 151,385.68 = 63,558.36 : x
  2. Step 2: Convert to fraction form
    101,174.40/151,385.68 = 63,558.36/x
  3. Step 3: Cross multiply
    101,174.40x = 151,385.68 × 63,558.36
  4. Step 4: Simplify right side
    101,174.40x = 9,621,825,548.28
  5. Step 5: Solve for x
    x = 9,621,825,548.28/101,174.40
  6. Step 6: Final answer
    x = 95,101.38

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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.