Home / 50,308.02-69,402.42-38,240.64

Finding the Fourth Proportional to 50,308.02, 69,402.42 and 38,240.64

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Solution

The fourth proportional to 50,308.02, 69,402.42 and 38,240.64 is: 52,754.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,308.02 : 69,402.42 = 38,240.64 : x
  2. Step 2: Convert to fraction form
    50,308.02/69,402.42 = 38,240.64/x
  3. Step 3: Cross multiply
    50,308.02x = 69,402.42 × 38,240.64
  4. Step 4: Simplify right side
    50,308.02x = 2,653,992,958.35
  5. Step 5: Solve for x
    x = 2,653,992,958.35/50,308.02
  6. Step 6: Final answer
    x = 52,754.87

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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.