Home / 50,715.23-69,991.38-29,493

Finding the Fourth Proportional to 50,715.23, 69,991.38 and 29,493

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Solution

The fourth proportional to 50,715.23, 69,991.38 and 29,493 is: 40,702.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,715.23 : 69,991.38 = 29,493 : x
  2. Step 2: Convert to fraction form
    50,715.23/69,991.38 = 29,493/x
  3. Step 3: Cross multiply
    50,715.23x = 69,991.38 × 29,493
  4. Step 4: Simplify right side
    50,715.23x = 2,064,255,770.34
  5. Step 5: Solve for x
    x = 2,064,255,770.34/50,715.23
  6. Step 6: Final answer
    x = 40,702.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.