Home / 50,577.66-75,870.13-19,412.91

Finding the Fourth Proportional to 50,577.66, 75,870.13 and 19,412.91

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Solution

The fourth proportional to 50,577.66, 75,870.13 and 19,412.91 is: 29,120.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,577.66 : 75,870.13 = 19,412.91 : x
  2. Step 2: Convert to fraction form
    50,577.66/75,870.13 = 19,412.91/x
  3. Step 3: Cross multiply
    50,577.66x = 75,870.13 × 19,412.91
  4. Step 4: Simplify right side
    50,577.66x = 1,472,859,956.85
  5. Step 5: Solve for x
    x = 1,472,859,956.85/50,577.66
  6. Step 6: Final answer
    x = 29,120.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.