Home / 50,431.36-69,592.32-29,209.12

Finding the Fourth Proportional to 50,431.36, 69,592.32 and 29,209.12

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Solution

The fourth proportional to 50,431.36, 69,592.32 and 29,209.12 is: 40,306.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,431.36 : 69,592.32 = 29,209.12 : x
  2. Step 2: Convert to fraction form
    50,431.36/69,592.32 = 29,209.12/x
  3. Step 3: Cross multiply
    50,431.36x = 69,592.32 × 29,209.12
  4. Step 4: Simplify right side
    50,431.36x = 2,032,730,425.96
  5. Step 5: Solve for x
    x = 2,032,730,425.96/50,431.36
  6. Step 6: Final answer
    x = 40,306.87

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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.