Home / 50,447.46-69,625.80-38,488.20

Finding the Fourth Proportional to 50,447.46, 69,625.80 and 38,488.20

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Solution

The fourth proportional to 50,447.46, 69,625.80 and 38,488.20 is: 53,120.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,447.46 : 69,625.80 = 38,488.20 : x
  2. Step 2: Convert to fraction form
    50,447.46/69,625.80 = 38,488.20/x
  3. Step 3: Cross multiply
    50,447.46x = 69,625.80 × 38,488.20
  4. Step 4: Simplify right side
    50,447.46x = 2,679,771,715.56
  5. Step 5: Solve for x
    x = 2,679,771,715.56/50,447.46
  6. Step 6: Final answer
    x = 53,120.05

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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.