Home / 42,240.66-63,375.06-14,163.50

Finding the Fourth Proportional to 42,240.66, 63,375.06 and 14,163.50

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Solution

The fourth proportional to 42,240.66, 63,375.06 and 14,163.50 is: 21,249.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,240.66 : 63,375.06 = 14,163.50 : x
  2. Step 2: Convert to fraction form
    42,240.66/63,375.06 = 14,163.50/x
  3. Step 3: Cross multiply
    42,240.66x = 63,375.06 × 14,163.50
  4. Step 4: Simplify right side
    42,240.66x = 897,612,662.31
  5. Step 5: Solve for x
    x = 897,612,662.31/42,240.66
  6. Step 6: Final answer
    x = 21,249.97

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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.