Home / 65,936.52-98,908.20-19,193.04

Finding the Fourth Proportional to 65,936.52, 98,908.20 and 19,193.04

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Solution

The fourth proportional to 65,936.52, 98,908.20 and 19,193.04 is: 28,790.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,936.52 : 98,908.20 = 19,193.04 : x
  2. Step 2: Convert to fraction form
    65,936.52/98,908.20 = 19,193.04/x
  3. Step 3: Cross multiply
    65,936.52x = 98,908.20 × 19,193.04
  4. Step 4: Simplify right side
    65,936.52x = 1,898,349,038.93
  5. Step 5: Solve for x
    x = 1,898,349,038.93/65,936.52
  6. Step 6: Final answer
    x = 28,790.56

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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.