Home / 42,060.73-63,067.45-13,965.74

Finding the Fourth Proportional to 42,060.73, 63,067.45 and 13,965.74

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Solution

The fourth proportional to 42,060.73, 63,067.45 and 13,965.74 is: 20,940.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,060.73 : 63,067.45 = 13,965.74 : x
  2. Step 2: Convert to fraction form
    42,060.73/63,067.45 = 13,965.74/x
  3. Step 3: Cross multiply
    42,060.73x = 63,067.45 × 13,965.74
  4. Step 4: Simplify right side
    42,060.73x = 880,783,609.16
  5. Step 5: Solve for x
    x = 880,783,609.16/42,060.73
  6. Step 6: Final answer
    x = 20,940.76

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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.