Home / 42,234.91-63,366.44-14,157.74

Finding the Fourth Proportional to 42,234.91, 63,366.44 and 14,157.74

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Solution

The fourth proportional to 42,234.91, 63,366.44 and 14,157.74 is: 21,241.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,234.91 : 63,366.44 = 14,157.74 : x
  2. Step 2: Convert to fraction form
    42,234.91/63,366.44 = 14,157.74/x
  3. Step 3: Cross multiply
    42,234.91x = 63,366.44 × 14,157.74
  4. Step 4: Simplify right side
    42,234.91x = 897,125,669.87
  5. Step 5: Solve for x
    x = 897,125,669.87/42,234.91
  6. Step 6: Final answer
    x = 21,241.33

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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.