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Finding the Fourth Proportional to 125,592.70, 173,363.49 and 83,164.90

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Solution

The fourth proportional to 125,592.70, 173,363.49 and 83,164.90 is: 114,797.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,592.70 : 173,363.49 = 83,164.90 : x
  2. Step 2: Convert to fraction form
    125,592.70/173,363.49 = 83,164.90/x
  3. Step 3: Cross multiply
    125,592.70x = 173,363.49 × 83,164.90
  4. Step 4: Simplify right side
    125,592.70x = 14,417,757,309.50
  5. Step 5: Solve for x
    x = 14,417,757,309.50/125,592.70
  6. Step 6: Final answer
    x = 114,797.73

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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.