Home / 104,294.97-143,926.16-58,981.82

Finding the Fourth Proportional to 104,294.97, 143,926.16 and 58,981.82

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Solution

The fourth proportional to 104,294.97, 143,926.16 and 58,981.82 is: 81,394.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,294.97 : 143,926.16 = 58,981.82 : x
  2. Step 2: Convert to fraction form
    104,294.97/143,926.16 = 58,981.82/x
  3. Step 3: Cross multiply
    104,294.97x = 143,926.16 × 58,981.82
  4. Step 4: Simplify right side
    104,294.97x = 8,489,025,847.87
  5. Step 5: Solve for x
    x = 8,489,025,847.87/104,294.97
  6. Step 6: Final answer
    x = 81,394.39

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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.