Home / 50,204.12-69,252.90-31,308.44

Finding the Fourth Proportional to 50,204.12, 69,252.90 and 31,308.44

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Solution

The fourth proportional to 50,204.12, 69,252.90 and 31,308.44 is: 43,187.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,204.12 : 69,252.90 = 31,308.44 : x
  2. Step 2: Convert to fraction form
    50,204.12/69,252.90 = 31,308.44/x
  3. Step 3: Cross multiply
    50,204.12x = 69,252.90 × 31,308.44
  4. Step 4: Simplify right side
    50,204.12x = 2,168,200,264.48
  5. Step 5: Solve for x
    x = 2,168,200,264.48/50,204.12
  6. Step 6: Final answer
    x = 43,187.70

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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.