Home / 102,619.92-141,606.08-60,170.48

Finding the Fourth Proportional to 102,619.92, 141,606.08 and 60,170.48

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Solution

The fourth proportional to 102,619.92, 141,606.08 and 60,170.48 is: 83,029.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,619.92 : 141,606.08 = 60,170.48 : x
  2. Step 2: Convert to fraction form
    102,619.92/141,606.08 = 60,170.48/x
  3. Step 3: Cross multiply
    102,619.92x = 141,606.08 × 60,170.48
  4. Step 4: Simplify right side
    102,619.92x = 8,520,505,804.52
  5. Step 5: Solve for x
    x = 8,520,505,804.52/102,619.92
  6. Step 6: Final answer
    x = 83,029.75

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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.