Home / 50,529.31-69,729.63-29,019.51

Finding the Fourth Proportional to 50,529.31, 69,729.63 and 29,019.51

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Solution

The fourth proportional to 50,529.31, 69,729.63 and 29,019.51 is: 40,046.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,529.31 : 69,729.63 = 29,019.51 : x
  2. Step 2: Convert to fraction form
    50,529.31/69,729.63 = 29,019.51/x
  3. Step 3: Cross multiply
    50,529.31x = 69,729.63 × 29,019.51
  4. Step 4: Simplify right side
    50,529.31x = 2,023,519,586.26
  5. Step 5: Solve for x
    x = 2,023,519,586.26/50,529.31
  6. Step 6: Final answer
    x = 40,046.45

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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.