Home / 50,415.37-69,565.50-29,190.53

Finding the Fourth Proportional to 50,415.37, 69,565.50 and 29,190.53

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Solution

The fourth proportional to 50,415.37, 69,565.50 and 29,190.53 is: 40,278.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,415.37 : 69,565.50 = 29,190.53 : x
  2. Step 2: Convert to fraction form
    50,415.37/69,565.50 = 29,190.53/x
  3. Step 3: Cross multiply
    50,415.37x = 69,565.50 × 29,190.53
  4. Step 4: Simplify right side
    50,415.37x = 2,030,653,814.72
  5. Step 5: Solve for x
    x = 2,030,653,814.72/50,415.37
  6. Step 6: Final answer
    x = 40,278.47

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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.