Home / 29,123.52-40,190.50-16,550.70

Finding the Fourth Proportional to 29,123.52, 40,190.50 and 16,550.70

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Solution

The fourth proportional to 29,123.52, 40,190.50 and 16,550.70 is: 22,839.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,123.52 : 40,190.50 = 16,550.70 : x
  2. Step 2: Convert to fraction form
    29,123.52/40,190.50 = 16,550.70/x
  3. Step 3: Cross multiply
    29,123.52x = 40,190.50 × 16,550.70
  4. Step 4: Simplify right side
    29,123.52x = 665,180,908.35
  5. Step 5: Solve for x
    x = 665,180,908.35/29,123.52
  6. Step 6: Final answer
    x = 22,839.99

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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.