Home / 103,673.26-143,069.31-58,961.26

Finding the Fourth Proportional to 103,673.26, 143,069.31 and 58,961.26

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Solution

The fourth proportional to 103,673.26, 143,069.31 and 58,961.26 is: 81,366.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,673.26 : 143,069.31 = 58,961.26 : x
  2. Step 2: Convert to fraction form
    103,673.26/143,069.31 = 58,961.26/x
  3. Step 3: Cross multiply
    103,673.26x = 143,069.31 × 58,961.26
  4. Step 4: Simplify right side
    103,673.26x = 8,435,546,784.93
  5. Step 5: Solve for x
    x = 8,435,546,784.93/103,673.26
  6. Step 6: Final answer
    x = 81,366.66

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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.