Home / 102,584.64-141,550.83-57,260.28

Finding the Fourth Proportional to 102,584.64, 141,550.83 and 57,260.28

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Solution

The fourth proportional to 102,584.64, 141,550.83 and 57,260.28 is: 79,010.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,584.64 : 141,550.83 = 57,260.28 : x
  2. Step 2: Convert to fraction form
    102,584.64/141,550.83 = 57,260.28/x
  3. Step 3: Cross multiply
    102,584.64x = 141,550.83 × 57,260.28
  4. Step 4: Simplify right side
    102,584.64x = 8,105,240,160.03
  5. Step 5: Solve for x
    x = 8,105,240,160.03/102,584.64
  6. Step 6: Final answer
    x = 79,010.27

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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.