Home / 85,816.24-118,363.20-50,004.11

Finding the Fourth Proportional to 85,816.24, 118,363.20 and 50,004.11

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Solution

The fourth proportional to 85,816.24, 118,363.20 and 50,004.11 is: 68,968.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,816.24 : 118,363.20 = 50,004.11 : x
  2. Step 2: Convert to fraction form
    85,816.24/118,363.20 = 50,004.11/x
  3. Step 3: Cross multiply
    85,816.24x = 118,363.20 × 50,004.11
  4. Step 4: Simplify right side
    85,816.24x = 5,918,646,472.75
  5. Step 5: Solve for x
    x = 5,918,646,472.75/85,816.24
  6. Step 6: Final answer
    x = 68,968.84

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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.