Home / 69,709.17-96,224.04-42,887.64

Finding the Fourth Proportional to 69,709.17, 96,224.04 and 42,887.64

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Solution

The fourth proportional to 69,709.17, 96,224.04 and 42,887.64 is: 59,200.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,709.17 : 96,224.04 = 42,887.64 : x
  2. Step 2: Convert to fraction form
    69,709.17/96,224.04 = 42,887.64/x
  3. Step 3: Cross multiply
    69,709.17x = 96,224.04 × 42,887.64
  4. Step 4: Simplify right side
    69,709.17x = 4,126,821,986.87
  5. Step 5: Solve for x
    x = 4,126,821,986.87/69,709.17
  6. Step 6: Final answer
    x = 59,200.56

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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.