Home / 109,563.57-151,198.11-59,262.57

Finding the Fourth Proportional to 109,563.57, 151,198.11 and 59,262.57

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Solution

The fourth proportional to 109,563.57, 151,198.11 and 59,262.57 is: 81,782.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,563.57 : 151,198.11 = 59,262.57 : x
  2. Step 2: Convert to fraction form
    109,563.57/151,198.11 = 59,262.57/x
  3. Step 3: Cross multiply
    109,563.57x = 151,198.11 × 59,262.57
  4. Step 4: Simplify right side
    109,563.57x = 8,960,388,577.74
  5. Step 5: Solve for x
    x = 8,960,388,577.74/109,563.57
  6. Step 6: Final answer
    x = 81,782.55

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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.