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Finding the Fourth Proportional to 173,969.88, 261,017 and 107,332.44

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Solution

The fourth proportional to 173,969.88, 261,017 and 107,332.44 is: 161,037.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,969.88 : 261,017 = 107,332.44 : x
  2. Step 2: Convert to fraction form
    173,969.88/261,017 = 107,332.44/x
  3. Step 3: Cross multiply
    173,969.88x = 261,017 × 107,332.44
  4. Step 4: Simplify right side
    173,969.88x = 28,015,591,491.48
  5. Step 5: Solve for x
    x = 28,015,591,491.48/173,969.88
  6. Step 6: Final answer
    x = 161,037.02

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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.