Home / 42,520.73-63,786.95-14,433.24

Finding the Fourth Proportional to 42,520.73, 63,786.95 and 14,433.24

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Solution

The fourth proportional to 42,520.73, 63,786.95 and 14,433.24 is: 21,651.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,520.73 : 63,786.95 = 14,433.24 : x
  2. Step 2: Convert to fraction form
    42,520.73/63,786.95 = 14,433.24/x
  3. Step 3: Cross multiply
    42,520.73x = 63,786.95 × 14,433.24
  4. Step 4: Simplify right side
    42,520.73x = 920,652,100.98
  5. Step 5: Solve for x
    x = 920,652,100.98/42,520.73
  6. Step 6: Final answer
    x = 21,651.84

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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.