Home / 42,423.70-63,635.55-33,610.90

Finding the Fourth Proportional to 42,423.70, 63,635.55 and 33,610.90

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Solution

The fourth proportional to 42,423.70, 63,635.55 and 33,610.90 is: 50,416.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,423.70 : 63,635.55 = 33,610.90 : x
  2. Step 2: Convert to fraction form
    42,423.70/63,635.55 = 33,610.90/x
  3. Step 3: Cross multiply
    42,423.70x = 63,635.55 × 33,610.90
  4. Step 4: Simplify right side
    42,423.70x = 2,138,848,107.50
  5. Step 5: Solve for x
    x = 2,138,848,107.50/42,423.70
  6. Step 6: Final answer
    x = 50,416.35

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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.