Home / 104,286.71-143,914.79-58,973.59

Finding the Fourth Proportional to 104,286.71, 143,914.79 and 58,973.59

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Solution

The fourth proportional to 104,286.71, 143,914.79 and 58,973.59 is: 81,383.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,286.71 : 143,914.79 = 58,973.59 : x
  2. Step 2: Convert to fraction form
    104,286.71/143,914.79 = 58,973.59/x
  3. Step 3: Cross multiply
    104,286.71x = 143,914.79 × 58,973.59
  4. Step 4: Simplify right side
    104,286.71x = 8,487,170,805.95
  5. Step 5: Solve for x
    x = 8,487,170,805.95/104,286.71
  6. Step 6: Final answer
    x = 81,383.06

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1.5x scale

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.