Home / 134,057.12-184,991.64-73,616

Finding the Fourth Proportional to 134,057.12, 184,991.64 and 73,616

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Solution

The fourth proportional to 134,057.12, 184,991.64 and 73,616 is: 101,586.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,057.12 : 184,991.64 = 73,616 : x
  2. Step 2: Convert to fraction form
    134,057.12/184,991.64 = 73,616/x
  3. Step 3: Cross multiply
    134,057.12x = 184,991.64 × 73,616
  4. Step 4: Simplify right side
    134,057.12x = 13,618,344,570.24
  5. Step 5: Solve for x
    x = 13,618,344,570.24/134,057.12
  6. Step 6: Final answer
    x = 101,586.13

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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.