Home / 29,123.70-43,685.55-9,402.90

Finding the Fourth Proportional to 29,123.70, 43,685.55 and 9,402.90

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Solution

The fourth proportional to 29,123.70, 43,685.55 and 9,402.90 is: 14,104.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,123.70 : 43,685.55 = 9,402.90 : x
  2. Step 2: Convert to fraction form
    29,123.70/43,685.55 = 9,402.90/x
  3. Step 3: Cross multiply
    29,123.70x = 43,685.55 × 9,402.90
  4. Step 4: Simplify right side
    29,123.70x = 410,770,858.10
  5. Step 5: Solve for x
    x = 410,770,858.10/29,123.70
  6. Step 6: Final answer
    x = 14,104.35

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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.