Home / 106,190.73-159,307.97-88,782.21

Finding the Fourth Proportional to 106,190.73, 159,307.97 and 88,782.21

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Solution

The fourth proportional to 106,190.73, 159,307.97 and 88,782.21 is: 133,191.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,190.73 : 159,307.97 = 88,782.21 : x
  2. Step 2: Convert to fraction form
    106,190.73/159,307.97 = 88,782.21/x
  3. Step 3: Cross multiply
    106,190.73x = 159,307.97 × 88,782.21
  4. Step 4: Simplify right side
    106,190.73x = 14,143,713,203.30
  5. Step 5: Solve for x
    x = 14,143,713,203.30/106,190.73
  6. Step 6: Final answer
    x = 133,191.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.